{"title":"S3M (3mm Pitch)","description":"\u003c!--\n TotallyBelts – S3M (3mm Pitch) collection description\n Shopify: Products \u003e Collections \u003e S3M (3mm Pitch) \u003e Description \u003e \"Show HTML\" (\u003c\u003e) button, replace everything.\n SEO page title: S3M Supertorque Timing Belts | 3mm Pitch | TotallyBelts\n SEO meta description: S3M Supertorque (STD) timing belts, 3mm pitch, for higher torque and quieter running than HTD. Search by code such as S3M-300-9. Help on 020 8138 2848.\n--\u003e\n\u003cstyle\u003e\n .tb-coll {\n --tb-navy: #373e71;\n --tb-orange: #c46e3a;\n --tb-ink: #22264a;\n --tb-muted: #5b6080;\n --tb-rule: #e3e4ea;\n color: var(--tb-ink);\n line-height: 1.6;\n max-width: none !important;\n width: 100%;\n }\n \/* Remove the theme's width limit on the description box so it lines up with the product grid *\/\n *:has(\u003e .tb-coll), *:has(\u003e * \u003e .tb-coll) { max-width: none !important; width: auto; }\n .tb-coll, .tb-coll * { box-sizing: border-box; text-align: left !important; }\n .tb-coll a:focus-visible { outline: 3px solid var(--tb-orange); outline-offset: 3px; }\n .tb-coll .tb-coll-lede { font-size: clamp(16px, 1.3vw, 19px); margin: 0 0 1.25em !important; }\n\n .tb-coll .tb-coll-brands { display: flex; flex-wrap: wrap; gap: 0.5em; margin: 0 0 1.5em !important; padding: 0 !important; list-style: none !important; }\n .tb-coll .tb-coll-brands li { list-style: none !important; margin: 0 !important; padding: 0 !important; }\n .tb-coll .tb-coll-brands li::before, .tb-coll .tb-coll-brands li::marker { content: none !important; }\n .tb-coll .tb-coll-brands a {\n display: inline-block;\n padding: 0.4em 1em;\n border: 1px solid var(--tb-navy);\n border-radius: 999px;\n color: var(--tb-navy);\n font-weight: 600;\n font-size: 0.92em;\n text-decoration: none;\n background: #fff;\n }\n .tb-coll .tb-coll-brands a:hover { background: var(--tb-navy); color: #fff; }\n\n .tb-coll .tb-coll-help {\n display: grid;\n grid-template-columns: repeat(3, minmax(0, 1fr));\n gap: 1.25em 2em;\n background: #f3f3f6;\n border-radius: 12px;\n padding: 1.25em 1.5em;\n margin: 0 !important;\n list-style: none !important;\n }\n @media (max-width: 760px) { .tb-coll .tb-coll-help { grid-template-columns: 1fr; } }\n .tb-coll .tb-coll-help li {\n list-style: none !important;\n margin: 0 !important;\n border-left: 3px solid var(--tb-orange);\n padding: 0 0 0 0.9em !important;\n font-size: 0.95em;\n }\n .tb-coll .tb-coll-help li::before, .tb-coll .tb-coll-help li::marker { content: none !important; }\n .tb-coll .tb-coll-help strong { display: block; color: var(--tb-navy); margin-bottom: 0.15em; }\n .tb-coll .tb-coll-codes a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; }\n .tb-coll .tb-coll-help a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; }\n\n .tb-coll .tb-coll-head {\n display: flex; align-items: center; gap: 1.25em; flex-wrap: wrap;\n margin: 0 0 1em !important;\n }\n .tb-coll .tb-coll-tag {\n display: inline-flex; align-items: center; gap: 0.6em;\n background: var(--tb-navy); color: #fff;\n border-radius: 999px; padding: 0.45em 1.2em 0.45em 0.6em;\n font-weight: 700; font-size: 0.95em; letter-spacing: 0.02em;\n }\n .tb-coll .tb-coll-tag span {\n display: inline-block; background: var(--tb-orange); color: #fff;\n border-radius: 999px; padding: 0.15em 0.75em; font-size: 0.85em;\n }\n .tb-coll .tb-coll-head p { margin: 0 !important; color: var(--tb-muted); font-size: 0.95em; }\n .tb-coll .tb-coll-lede { margin-bottom: 1.5em !important; }\n .tb-coll .tb-coll-feature {\n border: 1px solid var(--tb-rule); border-left: 5px solid var(--tb-orange);\n border-radius: 10px; background: #fff;\n padding: 1.1em 1.4em; margin: 0 0 1.25em !important;\n }\n .tb-coll .tb-coll-feature h3 { color: var(--tb-navy); font-size: 1.1em; margin: 0 0 0.6em !important; }\n .tb-coll .tb-coll-split { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.75em 2em; }\n @media (max-width: 760px) { .tb-coll .tb-coll-split { grid-template-columns: 1fr; } }\n .tb-coll .tb-coll-split p { margin: 0 !important; font-size: 0.95em; }\n .tb-coll .tb-coll-split strong { color: var(--tb-navy); display: block; }\n .tb-coll .tb-coll-codes { display: flex; flex-wrap: wrap; gap: 0.5em 1.25em; margin: 0.9em 0 0 !important; padding: 0.9em 0 0 !important; border-top: 1px solid var(--tb-rule); font-size: 0.9em; color: var(--tb-muted); }\n .tb-coll .tb-coll-codes b { color: var(--tb-navy); }\n\n .tb-coll .tb-coll-tag em { font-style: normal; background: #fff; color: var(--tb-navy); border-radius: 999px; padding: 0.15em 0.7em; font-size: 0.8em; margin-left: 0.2em; }\n .tb-coll .tb-coll-split--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }\n @media (max-width: 900px) { .tb-coll .tb-coll-split--3 { grid-template-columns: 1fr; } }\n .tb-coll .tb-coll-models {\n display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 0.75em;\n margin: 0 0 1.25em !important; padding: 0 !important; list-style: none !important;\n }\n @media (max-width: 1000px) { .tb-coll .tb-coll-models { grid-template-columns: repeat(3, minmax(0, 1fr)); } }\n @media (max-width: 600px) { .tb-coll .tb-coll-models { grid-template-columns: repeat(2, minmax(0, 1fr)); } }\n .tb-coll .tb-coll-models li {\n list-style: none !important; margin: 0 !important;\n background: var(--tb-navy); color: #fff; border-radius: 10px;\n padding: 0.8em 1em !important; font-size: 0.9em; line-height: 1.35;\n }\n .tb-coll .tb-coll-models li::before, .tb-coll .tb-coll-models li::marker { content: none !important; }\n .tb-coll .tb-coll-models b { display: block; font-size: 1.15em; margin-bottom: 0.15em; }\n .tb-coll .tb-coll-models span { opacity: 0.85; }\n .tb-coll .tb-coll-help--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }\n @media (max-width: 1000px) { .tb-coll .tb-coll-help--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }\n @media (max-width: 600px) { .tb-coll .tb-coll-help--4 { grid-template-columns: 1fr; } }\n .tb-coll .tb-coll-models--6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }\n .tb-coll .tb-coll-models--5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }\n @media (max-width: 1100px) { .tb-coll .tb-coll-models--6 { grid-template-columns: repeat(3, minmax(0, 1fr)); } }\n @media (max-width: 600px) { .tb-coll .tb-coll-models--6 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }\n\u003c\/style\u003e\n\n\u003cdiv class=\"tb-coll\"\u003e\n \u003cdiv class=\"tb-coll-head\"\u003e\n \u003cspan class=\"tb-coll-tag\"\u003e\u003cspan\u003eBelt type\u003c\/span\u003e S3M Supertorque timing belts\u003c\/span\u003e\n \u003cp\u003e3mm pitch · Supertorque (STD) teeth · Metric sizes\u003c\/p\u003e\n \u003c\/div\u003e\n\n \u003cp class=\"tb-coll-lede\"\u003e\n S3M belts use the Supertorque (STD) tooth, a modified round tooth that carries more torque, runs more quietly and positions more accurately than a standard HTD belt of the same pitch. You’ll find them on office machines, small power tools and light automation. Search by the code on the old belt, such as S3M-300-9, and use the filters to narrow it down by length or width.\n \u003c\/p\u003e\n\n \u003cul class=\"tb-coll-models tb-coll-models--5\" aria-label=\"S3M Supertorque timing belts at a glance\"\u003e\n \u003cli\u003e\n\u003cb\u003ePitch\u003c\/b\u003e\u003cspan\u003e3mm\u003c\/span\u003e\n\u003c\/li\u003e\n \u003cli\u003e\n\u003cb\u003eTooth\u003c\/b\u003e\u003cspan\u003eSupertorque (STD)\u003c\/span\u003e\n\u003c\/li\u003e\n \u003cli\u003e\n\u003cb\u003eExample\u003c\/b\u003e\u003cspan\u003eS3M-300-9\u003c\/span\u003e\n\u003c\/li\u003e\n \u003cli\u003e\n\u003cb\u003eTeeth\u003c\/b\u003e\u003cspan\u003e100 on a 300mm belt\u003c\/span\u003e\n\u003c\/li\u003e\n \u003cli\u003e\n\u003cb\u003ePulleys\u003c\/b\u003e\u003cspan\u003eS-profile pulleys\u003c\/span\u003e\n\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003cdiv class=\"tb-coll-feature\"\u003e\n \u003ch3\u003eFinding the right S3M belt\u003c\/h3\u003e\n \u003cdiv class=\"tb-coll-split tb-coll-split--3\"\u003e\n \u003cp\u003e\u003cstrong\u003eReading the code\u003c\/strong\u003eS3M-300-9 is a S3M belt with a 300mm pitch length and a 9mm width. The S at the front tells you it’s the Supertorque profile.\u003c\/p\u003e\n \u003cp\u003e\u003cstrong\u003eCounting teeth\u003c\/strong\u003ePitch length divided by 3mm gives the tooth count, so a 300mm S3M belt has 100 teeth.\u003c\/p\u003e\n \u003cp\u003e\u003cstrong\u003eSupertorque or HTD?\u003c\/strong\u003eAn S3M belt has the same 3mm pitch as an \u003ca href=\"\/en-ca\/collections\/3m-3mm-pitch\"\u003e3M HTD\u003c\/a\u003e belt, but the teeth are shaped differently and need S-profile pulleys. Replace like for like; if the old belt has no S in the code, it’s probably HTD.\u003c\/p\u003e\n \u003c\/div\u003e\n \u003cp class=\"tb-coll-codes\"\u003e\u003cspan\u003e\u003cb\u003eTip:\u003c\/b\u003e Belts cut to width or length to order can’t be returned unless faulty, so check the pitch, length and width before ordering.\u003c\/span\u003e\u003c\/p\u003e\n \u003c\/div\u003e\n\n \u003cul class=\"tb-coll-help tb-coll-help--4\"\u003e\n \u003cli\u003e\n\u003cstrong\u003eNo code?\u003c\/strong\u003eMeasure the pitch, count the teeth and measure the width. Our \u003ca href=\"\/en-ca\/pages\/measuring-your-belt\"\u003ehow to measure guide\u003c\/a\u003e shows you how.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eOther sections\u003c\/strong\u003eTry \u003ca href=\"\/en-ca\/search?q=S2M\"\u003eS2M\u003c\/a\u003e, \u003ca href=\"\/en-ca\/collections\/s5m-5mm-pitch\"\u003eS5M\u003c\/a\u003e, \u003ca href=\"\/en-ca\/collections\/s8m-8mm-pitch\"\u003eS8M\u003c\/a\u003e or \u003ca href=\"\/en-ca\/collections\/s14m-14mm-pitch\"\u003eS14M\u003c\/a\u003e Supertorque, or \u003ca href=\"\/en-ca\/collections\/3m-3mm-pitch\"\u003e3M HTD\u003c\/a\u003e belts.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003eCall \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e with the code or measurements and we'll find the right belt.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBuying for a business?\u003c\/strong\u003e\u003ca href=\"\/en-ca\/pages\/apply-for-credit-account\"\u003eOpen a trade account\u003c\/a\u003e for trade pricing on maintenance stock and repeat orders.\u003c\/li\u003e\n \u003c\/ul\u003e\n\u003c\/div\u003e","products":[{"product_id":"optibelt-std-timing-belts-s3m-120-60mm-wide","title":"S3M-120-6 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-120-6 is an S3M timing belt with a 3mm pitch, a 120mm pitch length, 40 teeth and a width of 6mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e120mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e6mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-120-6 (or 120 S3M 6). 120 is the pitch length in mm and 6 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 40. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-120-6mm\"\u003eBando Super Torque (STS) S3M-120-6\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest size in this width is \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-150-60mm-wide\"\u003eS3M-150-6\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389717373025,"sku":"TB00011151","price":11.3,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-120-90mm-wide","title":"S3M-120-9 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-120-9 is an S3M timing belt with a 3mm pitch, a 120mm pitch length, 40 teeth and a width of 9mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e120mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e9mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-120-9 (or 120 S3M 9). 120 is the pitch length in mm and 9 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 40. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-120-9mm\"\u003eBando Super Torque (STS) S3M-120-9\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest size in this width is \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-150-90mm-wide\"\u003eS3M-150-9\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389717405793,"sku":"TB00011150","price":16.96,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-120-150mm-wide","title":"S3M-120-15 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-120-15 is an S3M timing belt with a 3mm pitch, a 120mm pitch length, 40 teeth and a width of 15mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e120mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-120-15 (or 120 S3M 15). 120 is the pitch length in mm and 15 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 40. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-120-15mm\"\u003eBando Super Torque (STS) S3M-120-15\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest size in this width is \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-150-150mm-wide\"\u003eS3M-150-15\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389717438561,"sku":"TB00011149","price":28.26,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-150-60mm-wide","title":"S3M-150-6 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-150-6 is an S3M timing belt with a 3mm pitch, a 150mm pitch length, 50 teeth and a width of 6mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e150mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e6mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-150-6 (or 150 S3M 6). 150 is the pitch length in mm and 6 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 50. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-150-6mm\"\u003eBando Super Torque (STS) S3M-150-6\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-120-60mm-wide\"\u003eS3M-120-6\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-177-60mm-wide\"\u003eS3M-177-6\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389717471329,"sku":"TB00011148","price":11.55,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-150-90mm-wide","title":"S3M-150-9 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-150-9 is an S3M timing belt with a 3mm pitch, a 150mm pitch length, 50 teeth and a width of 9mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e150mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e9mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-150-9 (or 150 S3M 9). 150 is the pitch length in mm and 9 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 50. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-150-9mm\"\u003eBando Super Torque (STS) S3M-150-9\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-120-90mm-wide\"\u003eS3M-120-9\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-177-90mm-wide\"\u003eS3M-177-9\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389717504097,"sku":"TB00011147","price":17.33,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-150-150mm-wide","title":"S3M-150-15 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-150-15 is an S3M timing belt with a 3mm pitch, a 150mm pitch length, 50 teeth and a width of 15mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e150mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-150-15 (or 150 S3M 15). 150 is the pitch length in mm and 15 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 50. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-150-15mm\"\u003eBando Super Torque (STS) S3M-150-15\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-120-150mm-wide\"\u003eS3M-120-15\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-177-150mm-wide\"\u003eS3M-177-15\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389717536865,"sku":"TB00011146","price":28.88,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-177-60mm-wide","title":"S3M-177-6 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-177-6 is an S3M timing belt with a 3mm pitch, a 177mm pitch length, 59 teeth and a width of 6mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e177mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e59\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e6mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-177-6 (or 177 S3M 6). 177 is the pitch length in mm and 6 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 59. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-177-6mm\"\u003eBando Super Torque (STS) S3M-177-6\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-150-60mm-wide\"\u003eS3M-150-6\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-201-60mm-wide\"\u003eS3M-201-6\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389717569633,"sku":"TB00011145","price":11.55,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-177-90mm-wide","title":"S3M-177-9 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-177-9 is an S3M timing belt with a 3mm pitch, a 177mm pitch length, 59 teeth and a width of 9mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e177mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e59\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e9mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-177-9 (or 177 S3M 9). 177 is the pitch length in mm and 9 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 59. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-177-9mm\"\u003eBando Super Torque (STS) S3M-177-9\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-150-90mm-wide\"\u003eS3M-150-9\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-201-90mm-wide\"\u003eS3M-201-9\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389717602401,"sku":"TB00011144","price":17.33,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-177-150mm-wide","title":"S3M-177-15 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-177-15 is an S3M timing belt with a 3mm pitch, a 177mm pitch length, 59 teeth and a width of 15mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e177mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e59\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-177-15 (or 177 S3M 15). 177 is the pitch length in mm and 15 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 59. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-177-15mm\"\u003eBando Super Torque (STS) S3M-177-15\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-150-150mm-wide\"\u003eS3M-150-15\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-201-150mm-wide\"\u003eS3M-201-15\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389717700705,"sku":"TB00011143","price":28.88,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-201-60mm-wide","title":"S3M-201-6 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-201-6 is an S3M timing belt with a 3mm pitch, a 201mm pitch length, 67 teeth and a width of 6mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e201mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e67\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e6mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-201-6 (or 201 S3M 6). 201 is the pitch length in mm and 6 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 67. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-201-6mm\"\u003eBando Super Torque (STS) S3M-201-6\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-177-60mm-wide\"\u003eS3M-177-6\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-225-60mm-wide\"\u003eS3M-225-6\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389717766241,"sku":"TB00011142","price":15.18,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-201-90mm-wide","title":"S3M-201-9 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-201-9 is an S3M timing belt with a 3mm pitch, a 201mm pitch length, 67 teeth and a width of 9mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e201mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e67\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e9mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-201-9 (or 201 S3M 9). 201 is the pitch length in mm and 9 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 67. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-201-9mm\"\u003eBando Super Torque (STS) S3M-201-9\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-177-90mm-wide\"\u003eS3M-177-9\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-225-90mm-wide\"\u003eS3M-225-9\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389717799009,"sku":"TB00011141","price":22.76,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-201-150mm-wide","title":"S3M-201-15 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-201-15 is an S3M timing belt with a 3mm pitch, a 201mm pitch length, 67 teeth and a width of 15mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e201mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e67\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-201-15 (or 201 S3M 15). 201 is the pitch length in mm and 15 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 67. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-201-15mm\"\u003eBando Super Torque (STS) S3M-201-15\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-177-150mm-wide\"\u003eS3M-177-15\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-225-150mm-wide\"\u003eS3M-225-15\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389717831777,"sku":"TB00011140","price":31.16,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-225-60mm-wide","title":"S3M-225-6 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-225-6 is an S3M timing belt with a 3mm pitch, a 225mm pitch length, 75 teeth and a width of 6mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e225mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e75\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e6mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-225-6 (or 225 S3M 6). 225 is the pitch length in mm and 6 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 75. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-225-6mm\"\u003eBando Super Torque (STS) S3M-225-6\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-201-60mm-wide\"\u003eS3M-201-6\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-252-60mm-wide\"\u003eS3M-252-6\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389717864545,"sku":"TB00011139","price":15.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-225-90mm-wide","title":"S3M-225-9 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-225-9 is an S3M timing belt with a 3mm pitch, a 225mm pitch length, 75 teeth and a width of 9mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e225mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e75\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e9mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-225-9 (or 225 S3M 9). 225 is the pitch length in mm and 9 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 75. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-225-9mm\"\u003eBando Super Torque (STS) S3M-225-9\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-201-90mm-wide\"\u003eS3M-201-9\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-252-90mm-wide\"\u003eS3M-252-9\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389717930081,"sku":"TB00011138","price":23.24,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-225-150mm-wide","title":"S3M-225-15 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-225-15 is an S3M timing belt with a 3mm pitch, a 225mm pitch length, 75 teeth and a width of 15mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e225mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e75\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-225-15 (or 225 S3M 15). 225 is the pitch length in mm and 15 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 75. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-225-15mm\"\u003eBando Super Torque (STS) S3M-225-15\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-201-150mm-wide\"\u003eS3M-201-15\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-252-150mm-wide\"\u003eS3M-252-15\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389717962849,"sku":"TB00011137","price":31.16,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-252-60mm-wide","title":"S3M-252-6 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-252-6 is an S3M timing belt with a 3mm pitch, a 252mm pitch length, 84 teeth and a width of 6mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e252mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e84\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e6mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-252-6 (or 252 S3M 6). 252 is the pitch length in mm and 6 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 84. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-252-6mm\"\u003eBando Super Torque (STS) S3M-252-6\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-225-60mm-wide\"\u003eS3M-225-6\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-264-60mm-wide\"\u003eS3M-264-6\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389717995617,"sku":"TB00011136","price":15.58,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-252-90mm-wide","title":"S3M-252-9 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-252-9 is an S3M timing belt with a 3mm pitch, a 252mm pitch length, 84 teeth and a width of 9mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e252mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e84\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e9mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-252-9 (or 252 S3M 9). 252 is the pitch length in mm and 9 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 84. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-252-9mm\"\u003eBando Super Torque (STS) S3M-252-9\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-225-90mm-wide\"\u003eS3M-225-9\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-264-90mm-wide\"\u003eS3M-264-9\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389718028385,"sku":"TB00011135","price":23.37,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-252-150mm-wide","title":"S3M-252-15 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-252-15 is an S3M timing belt with a 3mm pitch, a 252mm pitch length, 84 teeth and a width of 15mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e252mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e84\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-252-15 (or 252 S3M 15). 252 is the pitch length in mm and 15 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 84. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-252-15mm\"\u003eBando Super Torque (STS) S3M-252-15\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-225-150mm-wide\"\u003eS3M-225-15\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-264-150mm-wide\"\u003eS3M-264-15\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389718061153,"sku":"TB00011134","price":31.16,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-264-60mm-wide","title":"S3M-264-6 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-264-6 is an S3M timing belt with a 3mm pitch, a 264mm pitch length, 88 teeth and a width of 6mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e264mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e88\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e6mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-264-6 (or 264 S3M 6). 264 is the pitch length in mm and 6 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 88. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-264-6mm\"\u003eBando Super Torque (STS) S3M-264-6\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-252-60mm-wide\"\u003eS3M-252-6\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-276-60mm-wide\"\u003eS3M-276-6\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389718093921,"sku":"TB00011133","price":15.58,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-264-90mm-wide","title":"S3M-264-9 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-264-9 is an S3M timing belt with a 3mm pitch, a 264mm pitch length, 88 teeth and a width of 9mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e264mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e88\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e9mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-264-9 (or 264 S3M 9). 264 is the pitch length in mm and 9 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 88. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-264-9mm\"\u003eBando Super Torque (STS) S3M-264-9\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-252-90mm-wide\"\u003eS3M-252-9\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-276-90mm-wide\"\u003eS3M-276-9\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389718159457,"sku":"TB00011132","price":23.37,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-264-150mm-wide","title":"S3M-264-15 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-264-15 is an S3M timing belt with a 3mm pitch, a 264mm pitch length, 88 teeth and a width of 15mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e264mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e88\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-264-15 (or 264 S3M 15). 264 is the pitch length in mm and 15 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 88. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-264-15mm\"\u003eBando Super Torque (STS) S3M-264-15\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-252-150mm-wide\"\u003eS3M-252-15\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-276-150mm-wide\"\u003eS3M-276-15\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389718945889,"sku":"TB00011131","price":31.17,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-276-60mm-wide","title":"S3M-276-6 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-276-6 is an S3M timing belt with a 3mm pitch, a 276mm pitch length, 92 teeth and a width of 6mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e276mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e92\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e6mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-276-6 (or 276 S3M 6). 276 is the pitch length in mm and 6 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 92. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-276-6mm\"\u003eBando Super Torque (STS) S3M-276-6\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-264-60mm-wide\"\u003eS3M-264-6\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-300-60mm-wide\"\u003eS3M-300-6\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389718978657,"sku":"TB00011130","price":16.21,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-276-90mm-wide","title":"S3M-276-9 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-276-9 is an S3M timing belt with a 3mm pitch, a 276mm pitch length, 92 teeth and a width of 9mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e276mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e92\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e9mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-276-9 (or 276 S3M 9). 276 is the pitch length in mm and 9 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 92. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-276-9mm\"\u003eBando Super Torque (STS) S3M-276-9\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-264-90mm-wide\"\u003eS3M-264-9\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-300-90mm-wide\"\u003eS3M-300-9\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389719011425,"sku":"TB00011129","price":24.31,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-276-150mm-wide","title":"S3M-276-15 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-276-15 is an S3M timing belt with a 3mm pitch, a 276mm pitch length, 92 teeth and a width of 15mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e276mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e92\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-276-15 (or 276 S3M 15). 276 is the pitch length in mm and 15 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 92. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-276-15mm\"\u003eBando Super Torque (STS) S3M-276-15\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-264-150mm-wide\"\u003eS3M-264-15\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-300-150mm-wide\"\u003eS3M-300-15\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389719044193,"sku":"TB00011128","price":38.96,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-300-60mm-wide","title":"S3M-300-6 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-300-6 is an S3M timing belt with a 3mm pitch, a 300mm pitch length, 100 teeth and a width of 6mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e300mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e6mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-300-6 (or 300 S3M 6). 300 is the pitch length in mm and 6 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 100. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-300-6mm\"\u003eBando Super Torque (STS) S3M-300-6\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-276-60mm-wide\"\u003eS3M-276-6\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-339-60mm-wide\"\u003eS3M-339-6\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389719076961,"sku":"TB00011127","price":16.45,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-300-90mm-wide","title":"S3M-300-9 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-300-9 is an S3M timing belt with a 3mm pitch, a 300mm pitch length, 100 teeth and a width of 9mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e300mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e9mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-300-9 (or 300 S3M 9). 300 is the pitch length in mm and 9 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 100. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-300-9mm\"\u003eBando Super Torque (STS) S3M-300-9\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-276-90mm-wide\"\u003eS3M-276-9\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-339-90mm-wide\"\u003eS3M-339-9\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389719109729,"sku":"TB00011126","price":24.67,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-300-150mm-wide","title":"S3M-300-15 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-300-15 is an S3M timing belt with a 3mm pitch, a 300mm pitch length, 100 teeth and a width of 15mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e300mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-300-15 (or 300 S3M 15). 300 is the pitch length in mm and 15 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 100. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-300-15mm\"\u003eBando Super Torque (STS) S3M-300-15\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-276-150mm-wide\"\u003eS3M-276-15\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-339-150mm-wide\"\u003eS3M-339-15\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389719142497,"sku":"TB00011125","price":38.96,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-339-60mm-wide","title":"S3M-339-6 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-339-6 is an S3M timing belt with a 3mm pitch, a 339mm pitch length, 113 teeth and a width of 6mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e339mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e113\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e6mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-339-6 (or 339 S3M 6). 339 is the pitch length in mm and 6 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 113. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-339-6mm\"\u003eBando Super Torque (STS) S3M-339-6\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-300-60mm-wide\"\u003eS3M-300-6\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-384-60mm-wide\"\u003eS3M-384-6\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389719175265,"sku":"TB00011124","price":16.69,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-339-90mm-wide","title":"S3M-339-9 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-339-9 is an S3M timing belt with a 3mm pitch, a 339mm pitch length, 113 teeth and a width of 9mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e339mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e113\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e9mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-339-9 (or 339 S3M 9). 339 is the pitch length in mm and 9 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 113. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-339-9mm\"\u003eBando Super Torque (STS) S3M-339-9\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-300-90mm-wide\"\u003eS3M-300-9\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-384-90mm-wide\"\u003eS3M-384-9\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389719208033,"sku":"TB00011123","price":25.04,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-339-150mm-wide","title":"S3M-339-15 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-339-15 is an S3M timing belt with a 3mm pitch, a 339mm pitch length, 113 teeth and a width of 15mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e339mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e113\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-339-15 (or 339 S3M 15). 339 is the pitch length in mm and 15 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 113. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-339-15mm\"\u003eBando Super Torque (STS) S3M-339-15\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-300-150mm-wide\"\u003eS3M-300-15\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-384-150mm-wide\"\u003eS3M-384-15\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389719240801,"sku":"TB00011122","price":38.96,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-384-60mm-wide","title":"S3M-384-6 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-384-6 is an S3M timing belt with a 3mm pitch, a 384mm pitch length, 128 teeth and a width of 6mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e384mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e128\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e6mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-384-6 (or 384 S3M 6). 384 is the pitch length in mm and 6 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 128. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-384-6mm\"\u003eBando Super Torque (STS) S3M-384-6\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-339-60mm-wide\"\u003eS3M-339-6\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-420-60mm-wide\"\u003eS3M-420-6\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389719273569,"sku":"TB00011121","price":17.41,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-384-90mm-wide","title":"S3M-384-9 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-384-9 is an S3M timing belt with a 3mm pitch, a 384mm pitch length, 128 teeth and a width of 9mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e384mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e128\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e9mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-384-9 (or 384 S3M 9). 384 is the pitch length in mm and 9 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 128. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-384-9mm\"\u003eBando Super Torque (STS) S3M-384-9\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-339-90mm-wide\"\u003eS3M-339-9\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-420-90mm-wide\"\u003eS3M-420-9\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389719371873,"sku":"TB00011120","price":26.13,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-384-150mm-wide","title":"S3M-384-15 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-384-15 is an S3M timing belt with a 3mm pitch, a 384mm pitch length, 128 teeth and a width of 15mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e384mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e128\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-384-15 (or 384 S3M 15). 384 is the pitch length in mm and 15 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 128. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-384-15mm\"\u003eBando Super Torque (STS) S3M-384-15\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-339-150mm-wide\"\u003eS3M-339-15\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-420-150mm-wide\"\u003eS3M-420-15\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389719404641,"sku":"TB00011119","price":38.96,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-420-60mm-wide","title":"S3M-420-6 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-420-6 is an S3M timing belt with a 3mm pitch, a 420mm pitch length, 140 teeth and a width of 6mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e420mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e140\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e6mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-420-6 (or 420 S3M 6). 420 is the pitch length in mm and 6 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 140. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-420-6mm\"\u003eBando Super Torque (STS) S3M-420-6\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-384-60mm-wide\"\u003eS3M-384-6\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-459-60mm-wide\"\u003eS3M-459-6\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389719437409,"sku":"TB00011118","price":17.67,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-420-90mm-wide","title":"S3M-420-9 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-420-9 is an S3M timing belt with a 3mm pitch, a 420mm pitch length, 140 teeth and a width of 9mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e420mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e140\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e9mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-420-9 (or 420 S3M 9). 420 is the pitch length in mm and 9 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 140. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-420-9mm\"\u003eBando Super Torque (STS) S3M-420-9\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-384-90mm-wide\"\u003eS3M-384-9\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-459-90mm-wide\"\u003eS3M-459-9\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389719470177,"sku":"TB00011117","price":26.48,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-420-150mm-wide","title":"S3M-420-15 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-420-15 is an S3M timing belt with a 3mm pitch, a 420mm pitch length, 140 teeth and a width of 15mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e420mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e140\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-420-15 (or 420 S3M 15). 420 is the pitch length in mm and 15 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 140. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-420-15mm\"\u003eBando Super Torque (STS) S3M-420-15\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-384-150mm-wide\"\u003eS3M-384-15\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-459-150mm-wide\"\u003eS3M-459-15\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389719502945,"sku":"TB00011116","price":38.96,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-459-60mm-wide","title":"S3M-459-6 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-459-6 is an S3M timing belt with a 3mm pitch, a 459mm pitch length, 153 teeth and a width of 6mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e459mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e153\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e6mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-459-6 (or 459 S3M 6). 459 is the pitch length in mm and 6 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 153. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-459-6mm\"\u003eBando Super Torque (STS) S3M-459-6\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-420-60mm-wide\"\u003eS3M-420-6\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-486-60mm-wide\"\u003eS3M-486-6\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389719928929,"sku":"TB00011115","price":18.23,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-459-90mm-wide","title":"S3M-459-9 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-459-9 is an S3M timing belt with a 3mm pitch, a 459mm pitch length, 153 teeth and a width of 9mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e459mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e153\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e9mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-459-9 (or 459 S3M 9). 459 is the pitch length in mm and 9 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 153. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-459-9mm\"\u003eBando Super Torque (STS) S3M-459-9\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-420-90mm-wide\"\u003eS3M-420-9\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-486-90mm-wide\"\u003eS3M-486-9\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389719961697,"sku":"TB00011114","price":27.32,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-459-150mm-wide","title":"S3M-459-15 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-459-15 is an S3M timing belt with a 3mm pitch, a 459mm pitch length, 153 teeth and a width of 15mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e459mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e153\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-459-15 (or 459 S3M 15). 459 is the pitch length in mm and 15 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 153. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-459-15mm\"\u003eBando Super Torque (STS) S3M-459-15\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-420-150mm-wide\"\u003eS3M-420-15\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-486-150mm-wide\"\u003eS3M-486-15\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389719994465,"sku":"TB00011113","price":38.96,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-486-60mm-wide","title":"S3M-486-6 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-486-6 is an S3M timing belt with a 3mm pitch, a 486mm pitch length, 162 teeth and a width of 6mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e486mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e162\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e6mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-486-6 (or 486 S3M 6). 486 is the pitch length in mm and 6 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 162. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-486-6mm\"\u003eBando Super Torque (STS) S3M-486-6\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-459-60mm-wide\"\u003eS3M-459-6\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-501-60mm-wide\"\u003eS3M-501-6\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389720027233,"sku":"TB00011112","price":18.62,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-486-90mm-wide","title":"S3M-486-9 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-486-9 is an S3M timing belt with a 3mm pitch, a 486mm pitch length, 162 teeth and a width of 9mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e486mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e162\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e9mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-486-9 (or 486 S3M 9). 486 is the pitch length in mm and 9 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 162. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-486-9mm\"\u003eBando Super Torque (STS) S3M-486-9\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-459-90mm-wide\"\u003eS3M-459-9\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-501-90mm-wide\"\u003eS3M-501-9\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389720060001,"sku":"TB00011111","price":27.91,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-486-150mm-wide","title":"S3M-486-15 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-486-15 is an S3M timing belt with a 3mm pitch, a 486mm pitch length, 162 teeth and a width of 15mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e486mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e162\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-486-15 (or 486 S3M 15). 486 is the pitch length in mm and 15 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 162. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-486-15mm\"\u003eBando Super Torque (STS) S3M-486-15\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-459-150mm-wide\"\u003eS3M-459-15\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-501-150mm-wide\"\u003eS3M-501-15\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389720092769,"sku":"TB00011110","price":38.96,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-501-60mm-wide","title":"S3M-501-6 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-501-6 is an S3M timing belt with a 3mm pitch, a 501mm pitch length, 167 teeth and a width of 6mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e501mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e167\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e6mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-501-6 (or 501 S3M 6). 501 is the pitch length in mm and 6 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 167. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-501-6mm\"\u003eBando Super Torque (STS) S3M-501-6\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-486-60mm-wide\"\u003eS3M-486-6\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-537-60mm-wide\"\u003eS3M-537-6\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389720158305,"sku":"TB00011109","price":18.62,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-501-90mm-wide","title":"S3M-501-9 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-501-9 is an S3M timing belt with a 3mm pitch, a 501mm pitch length, 167 teeth and a width of 9mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e501mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e167\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e9mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-501-9 (or 501 S3M 9). 501 is the pitch length in mm and 9 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 167. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-501-9mm\"\u003eBando Super Torque (STS) S3M-501-9\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-486-90mm-wide\"\u003eS3M-486-9\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-537-90mm-wide\"\u003eS3M-537-9\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389720191073,"sku":"TB00011108","price":27.91,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-501-150mm-wide","title":"S3M-501-15 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-501-15 is an S3M timing belt with a 3mm pitch, a 501mm pitch length, 167 teeth and a width of 15mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e501mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e167\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-501-15 (or 501 S3M 15). 501 is the pitch length in mm and 15 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 167. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-501-15mm\"\u003eBando Super Torque (STS) S3M-501-15\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-486-150mm-wide\"\u003eS3M-486-15\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-537-150mm-wide\"\u003eS3M-537-15\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389720223841,"sku":"TB00011107","price":38.96,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-537-60mm-wide","title":"S3M-537-6 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-537-6 is an S3M timing belt with a 3mm pitch, a 537mm pitch length, 179 teeth and a width of 6mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e537mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e179\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e6mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-537-6 (or 537 S3M 6). 537 is the pitch length in mm and 6 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 179. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-537-6mm\"\u003eBando Super Torque (STS) S3M-537-6\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-501-60mm-wide\"\u003eS3M-501-6\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-564-60mm-wide\"\u003eS3M-564-6\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389720256609,"sku":"TB00011106","price":19.27,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-537-90mm-wide","title":"S3M-537-9 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-537-9 is an S3M timing belt with a 3mm pitch, a 537mm pitch length, 179 teeth and a width of 9mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e537mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e179\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e9mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-537-9 (or 537 S3M 9). 537 is the pitch length in mm and 9 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 179. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-537-9mm\"\u003eBando Super Torque (STS) S3M-537-9\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-501-90mm-wide\"\u003eS3M-501-9\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-564-90mm-wide\"\u003eS3M-564-9\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389720289377,"sku":"TB00011105","price":28.87,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-537-150mm-wide","title":"S3M-537-15 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-537-15 is an S3M timing belt with a 3mm pitch, a 537mm pitch length, 179 teeth and a width of 15mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e537mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e179\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-537-15 (or 537 S3M 15). 537 is the pitch length in mm and 15 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 179. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-537-15mm\"\u003eBando Super Torque (STS) S3M-537-15\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-501-150mm-wide\"\u003eS3M-501-15\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-564-150mm-wide\"\u003eS3M-564-15\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389720322145,"sku":"TB00011104","price":38.96,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-564-60mm-wide","title":"S3M-564-6 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-564-6 is an S3M timing belt with a 3mm pitch, a 564mm pitch length, 188 teeth and a width of 6mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e564mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e188\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e6mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-564-6 (or 564 S3M 6). 564 is the pitch length in mm and 6 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 188. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-564-6mm\"\u003eBando Super Torque (STS) S3M-564-6\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-537-60mm-wide\"\u003eS3M-537-6\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-633-60mm-wide\"\u003eS3M-633-6\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389720354913,"sku":"TB00011103","price":19.64,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"},{"product_id":"optibelt-std-timing-belts-s3m-564-90mm-wide","title":"S3M-564-9 Optibelt STD Timing Belt","description":"\u003cstyle\u003e .tb-prod { --tb-navy: #373e71; --tb-orange: #c46e3a; --tb-ink: #22264a; --tb-muted: #5b6080; --tb-rule: #e3e4ea; color: var(--tb-ink); line-height: 1.6; } .tb-prod, .tb-prod * { box-sizing: border-box; text-align: left !important; } .tb-prod p { margin: 0 0 1em !important; } .tb-prod h3 { color: var(--tb-navy); font-size: 1.05em; margin: 1.4em 0 0.5em !important; } .tb-prod table { width: 100%; border-collapse: collapse; margin: 0 0 1em !important; font-size: 0.95em; } .tb-prod th, .tb-prod td { padding: 0.5em 0.75em; border-bottom: 1px solid var(--tb-rule); } .tb-prod th { width: 42%; color: var(--tb-navy); font-weight: 600; background: #f3f3f6; } .tb-prod ul { margin: 0 0 1em !important; padding-left: 1.2em !important; } .tb-prod li { margin: 0 0 0.35em !important; } .tb-prod .tb-prod-note { border-left: 4px solid var(--tb-orange); background: #f3f3f6; border-radius: 8px; padding: 0.9em 1.1em; font-size: 0.95em; } .tb-prod .tb-prod-note p { margin: 0 !important; } .tb-prod a { color: var(--tb-navy); font-weight: 700; text-decoration-color: var(--tb-orange); text-underline-offset: 3px; } \u003c\/style\u003e \u003cdiv class=\"tb-prod\"\u003e\n\u003cp\u003eThe Optibelt STD S3M-564-9 is an S3M timing belt with a 3mm pitch, a 564mm pitch length, 188 teeth and a width of 9mm. It’s made by Optibelt, our premier brand.\u003c\/p\u003e \u003cp\u003eSTD timing belts have curvilinear, particularly shear-resistant teeth. The tooth geometry and belt structure spread the load evenly and give optimised engagement with STD (S-profile) pulleys.\u003c\/p\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eBrand and range\u003c\/th\u003e\n\u003ctd\u003eOptibelt STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003eS3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e3mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e564mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e188\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e9mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS3M (STD \/ STPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch3\u003eCheck it’s the right belt\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe old belt should be marked S3M-564-9 (or 564 S3M 9). 564 is the pitch length in mm and 9 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 188. Multiply by 3mm to get the pitch length.\u003c\/li\u003e \u003cli\u003eS-profile (STD) belts have a different tooth shape from HTD (M) belts and need S-profile pulleys.\u003c\/li\u003e\n\u003cli\u003eAlso available as \u003ca href=\"\/en-ca\/products\/bando-supertorque-timing-belt-s3m-564-9mm\"\u003eBando Super Torque (STS) S3M-564-9\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\u003e The nearest sizes in this width are \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-537-90mm-wide\"\u003eS3M-537-9\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s3m-633-90mm-wide\"\u003eS3M-633-9\u003c\/a\u003e. Not sure? Call \u003ca href=\"tel:+442081382848\"\u003e020 8138 2848\u003c\/a\u003e and we’ll help you find the right belt.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optibelt","offers":[{"title":"Default Title","offer_id":29389720387681,"sku":"TB00011102","price":29.47,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Small_97acc023-2cb9-4df9-991d-b471de9cf06a.png?v=1791879162"}],"url":"https:\/\/www.totallybelts.com\/en-ca\/collections\/s3m-3mm-pitch.oembed?page=9","provider":"Totally Belts","version":"1.0","type":"link"}