{"title":"S8M (8mm Pitch)","description":"\u003c!--\n  TotallyBelts – S8M (8mm Pitch) collection description\n  Shopify: Products \u003e Collections \u003e S8M (8mm Pitch) \u003e Description \u003e \"Show HTML\" (\u003c\u003e) button, replace everything.\n  SEO page title: S8M Supertorque Timing Belts | 8mm Pitch | TotallyBelts\n  SEO meta description: S8M Supertorque (STD) timing belts, 8mm pitch, for higher torque and quieter running than HTD. Search by code such as S8M-1200-30. 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 S8M Supertorque timing belts\u003c\/span\u003e\n    \u003cp\u003e8mm pitch · Supertorque (STD) teeth · Metric sizes\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cp class=\"tb-coll-lede\"\u003e\n    S8M 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 industrial machinery, machine tools, pumps and conveyors. Search by the code on the old belt, such as S8M-1200-30, 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=\"S8M Supertorque timing belts at a glance\"\u003e\n    \u003cli\u003e\n\u003cb\u003ePitch\u003c\/b\u003e\u003cspan\u003e8mm\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\u003eS8M-1200-30\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cb\u003eTeeth\u003c\/b\u003e\u003cspan\u003e150 on a 1200mm 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 S8M belt\u003c\/h3\u003e\n    \u003cdiv class=\"tb-coll-split tb-coll-split--3\"\u003e\n      \u003cp\u003e\u003cstrong\u003eReading the code\u003c\/strong\u003eS8M-1200-30 is a S8M belt with a 1200mm pitch length and a 30mm 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 8mm gives the tooth count, so a 1200mm S8M belt has 150 teeth.\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eSupertorque or HTD?\u003c\/strong\u003eAn S8M belt has the same 8mm pitch as an \u003ca href=\"\/en-ca\/collections\/8m-8mm\"\u003e8M 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 For serpentine drives, see \u003ca href=\"\/en-ca\/collections\/ds8m-8mm-pitch-double-sided\"\u003eDS8M double-sided belts\u003c\/a\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\/s3m-3mm-pitch\"\u003eS3M\u003c\/a\u003e, \u003ca href=\"\/en-ca\/collections\/s5m-5mm-pitch\"\u003eS5M\u003c\/a\u003e or \u003ca href=\"\/en-ca\/collections\/s14m-14mm-pitch\"\u003eS14M\u003c\/a\u003e Supertorque, or \u003ca href=\"\/en-ca\/collections\/8m-8mm\"\u003e8M 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-s8m-1240-12mm","title":"S8M-1240-12 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 S8M-1240-12 is an S8M timing belt with a 8mm pitch, a 1240mm pitch length, 155 teeth and a width of 12mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e1240mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e155\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e12mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-1240-12 (or 1240 S8M 12). 1240 is the pitch length in mm and 12 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 155. Multiply by 8mm 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\u003c\/ul\u003e \u003cdiv class=\"tb-prod-note\"\u003e\u003cp\u003e\u003cstrong\u003eNot quite the right size?\u003c\/strong\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":18190236450913,"sku":"TB00031377","price":62.61,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-s8m-1024-30","title":"S8M-1024-30 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 S8M-1024-30 is an S8M timing belt with a 8mm pitch, a 1024mm pitch length, 128 teeth and a width of 30mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e1024mm\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\u003e30mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-1024-30 (or 1024 S8M 30). 1024 is the pitch length in mm and 30 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 128. Multiply by 8mm 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\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-s8m-1032-300mm-wide\"\u003eS8M-1032-30\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":19815038419041,"sku":"TB00014046","price":40.69,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-440-200mm-wide","title":"S8M-440-20 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 S8M-440-20 is an S8M timing belt with a 8mm pitch, a 440mm pitch length, 55 teeth and a width of 20mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e440mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e55\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e20mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-440-20 (or 440 S8M 20). 440 is the pitch length in mm and 20 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 55. Multiply by 8mm 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-hp-s8m-440-20mm\"\u003eBando HP-STS Super Torque HP-S8M-440-20\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-s8m-480-200mm-wide\"\u003eS8M-480-20\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":29389725040737,"sku":"TB00010998","price":15.54,"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-s8m-440-300mm-wide","title":"S8M-440-30 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 S8M-440-30 is an S8M timing belt with a 8mm pitch, a 440mm pitch length, 55 teeth and a width of 30mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e440mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e55\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e30mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-440-30 (or 440 S8M 30). 440 is the pitch length in mm and 30 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 55. Multiply by 8mm 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-hp-s8m-440-30mm\"\u003eBando HP-STS Super Torque HP-S8M-440-30\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-s8m-480-300mm-wide\"\u003eS8M-480-30\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":29389725073505,"sku":"TB00010997","price":23.28,"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-s8m-440-500mm-wide","title":"S8M-440-50 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 S8M-440-50 is an S8M timing belt with a 8mm pitch, a 440mm pitch length, 55 teeth and a width of 50mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e440mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e55\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e50mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-440-50 (or 440 S8M 50). 440 is the pitch length in mm and 50 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 55. Multiply by 8mm 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-hp-s8m-440-50mm\"\u003eBando HP-STS Super Torque HP-S8M-440-50\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-s8m-480-500mm-wide\"\u003eS8M-480-50\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":29389725106273,"sku":"TB00010996","price":38.8,"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-s8m-440-850mm-wide","title":"S8M-440-85 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 S8M-440-85 is an S8M timing belt with a 8mm pitch, a 440mm pitch length, 55 teeth and a width of 85mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e440mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e55\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e85mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-440-85 (or 440 S8M 85). 440 is the pitch length in mm and 85 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 55. Multiply by 8mm 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\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-s8m-480-850mm-wide\"\u003eS8M-480-85\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":29389725139041,"sku":"TB00010995","price":78.03,"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-s8m-480-200mm-wide","title":"S8M-480-20 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 S8M-480-20 is an S8M timing belt with a 8mm pitch, a 480mm pitch length, 60 teeth and a width of 20mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e480mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e20mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-480-20 (or 480 S8M 20). 480 is the pitch length in mm and 20 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 60. Multiply by 8mm 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-hp-s8m-480-20mm\"\u003eBando HP-STS Super Torque HP-S8M-480-20\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-s8m-440-200mm-wide\"\u003eS8M-440-20\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-560-200mm-wide\"\u003eS8M-560-20\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":29389725171809,"sku":"TB00010994","price":16.25,"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-s8m-480-300mm-wide","title":"S8M-480-30 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 S8M-480-30 is an S8M timing belt with a 8mm pitch, a 480mm pitch length, 60 teeth and a width of 30mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e480mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e30mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-480-30 (or 480 S8M 30). 480 is the pitch length in mm and 30 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 60. Multiply by 8mm 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-hp-s8m-480-30mm\"\u003eBando HP-STS Super Torque HP-S8M-480-30\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-s8m-440-300mm-wide\"\u003eS8M-440-30\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-560-300mm-wide\"\u003eS8M-560-30\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":29389725204577,"sku":"TB00010993","price":24.36,"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-s8m-480-500mm-wide","title":"S8M-480-50 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 S8M-480-50 is an S8M timing belt with a 8mm pitch, a 480mm pitch length, 60 teeth and a width of 50mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e480mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e50mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-480-50 (or 480 S8M 50). 480 is the pitch length in mm and 50 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 60. Multiply by 8mm 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-hp-s8m-480-50mm\"\u003eBando HP-STS Super Torque HP-S8M-480-50\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-s8m-440-500mm-wide\"\u003eS8M-440-50\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-560-500mm-wide\"\u003eS8M-560-50\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":29389725237345,"sku":"TB00010992","price":40.6,"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-s8m-480-850mm-wide","title":"S8M-480-85 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 S8M-480-85 is an S8M timing belt with a 8mm pitch, a 480mm pitch length, 60 teeth and a width of 85mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e480mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e85mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-480-85 (or 480 S8M 85). 480 is the pitch length in mm and 85 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 60. Multiply by 8mm 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\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-s8m-440-850mm-wide\"\u003eS8M-440-85\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-560-850mm-wide\"\u003eS8M-560-85\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":29389725270113,"sku":"TB00010991","price":82.06,"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-s8m-560-200mm-wide","title":"S8M-560-20 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 S8M-560-20 is an S8M timing belt with a 8mm pitch, a 560mm pitch length, 70 teeth and a width of 20mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e560mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e70\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e20mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-560-20 (or 560 S8M 20). 560 is the pitch length in mm and 20 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 70. Multiply by 8mm 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-hp-s8m-560-20mm\"\u003eBando HP-STS Super Torque HP-S8M-560-20\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-s8m-480-200mm-wide\"\u003eS8M-480-20\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-600-200mm-wide\"\u003eS8M-600-20\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":29389725302881,"sku":"TB00010990","price":18.28,"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-s8m-560-300mm-wide","title":"S8M-560-30 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 S8M-560-30 is an S8M timing belt with a 8mm pitch, a 560mm pitch length, 70 teeth and a width of 30mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e560mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e70\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e30mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-560-30 (or 560 S8M 30). 560 is the pitch length in mm and 30 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 70. Multiply by 8mm 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-hp-s8m-560-30mm\"\u003eBando HP-STS Super Torque HP-S8M-560-30\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-s8m-480-300mm-wide\"\u003eS8M-480-30\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-600-300mm-wide\"\u003eS8M-600-30\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":29389725335649,"sku":"TB00010989","price":27.42,"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-s8m-560-500mm-wide","title":"S8M-560-50 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 S8M-560-50 is an S8M timing belt with a 8mm pitch, a 560mm pitch length, 70 teeth and a width of 50mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e560mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e70\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e50mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-560-50 (or 560 S8M 50). 560 is the pitch length in mm and 50 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 70. Multiply by 8mm 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-hp-s8m-560-50mm\"\u003eBando HP-STS Super Torque HP-S8M-560-50\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-s8m-480-500mm-wide\"\u003eS8M-480-50\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-600-500mm-wide\"\u003eS8M-600-50\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":29389725368417,"sku":"TB00010988","price":45.71,"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-s8m-560-850mm-wide","title":"S8M-560-85 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 S8M-560-85 is an S8M timing belt with a 8mm pitch, a 560mm pitch length, 70 teeth and a width of 85mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e560mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e70\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e85mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-560-85 (or 560 S8M 85). 560 is the pitch length in mm and 85 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 70. Multiply by 8mm 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\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-s8m-480-850mm-wide\"\u003eS8M-480-85\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-600-850mm-wide\"\u003eS8M-600-85\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":29389725401185,"sku":"TB00010987","price":92.11,"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-s8m-600-200mm-wide","title":"S8M-600-20 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 S8M-600-20 is an S8M timing belt with a 8mm pitch, a 600mm pitch length, 75 teeth and a width of 20mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e600mm\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\u003e20mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-600-20 (or 600 S8M 20). 600 is the pitch length in mm and 20 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 75. Multiply by 8mm 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-hp-s8m-600-20mm\"\u003eBando HP-STS Super Torque HP-S8M-600-20\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-s8m-560-200mm-wide\"\u003eS8M-560-20\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-632-200mm-wide\"\u003eS8M-632-20\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":29389725433953,"sku":"TB00010986","price":18.82,"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-s8m-600-300mm-wide","title":"S8M-600-30 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 S8M-600-30 is an S8M timing belt with a 8mm pitch, a 600mm pitch length, 75 teeth and a width of 30mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e600mm\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\u003e30mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-600-30 (or 600 S8M 30). 600 is the pitch length in mm and 30 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 75. Multiply by 8mm 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-hp-s8m-600-30mm\"\u003eBando HP-STS Super Torque HP-S8M-600-30\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-s8m-560-300mm-wide\"\u003eS8M-560-30\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-632-300mm-wide\"\u003eS8M-632-30\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":29389725466721,"sku":"TB00010985","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-s8m-600-500mm-wide","title":"S8M-600-50 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 S8M-600-50 is an S8M timing belt with a 8mm pitch, a 600mm pitch length, 75 teeth and a width of 50mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e600mm\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\u003e50mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-600-50 (or 600 S8M 50). 600 is the pitch length in mm and 50 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 75. Multiply by 8mm 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-hp-s8m-600-50mm\"\u003eBando HP-STS Super Torque HP-S8M-600-50\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-s8m-560-500mm-wide\"\u003eS8M-560-50\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-632-500mm-wide\"\u003eS8M-632-50\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":29389725499489,"sku":"TB00010984","price":47.07,"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-s8m-600-850mm-wide","title":"S8M-600-85 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 S8M-600-85 is an S8M timing belt with a 8mm pitch, a 600mm pitch length, 75 teeth and a width of 85mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e600mm\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\u003e85mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-600-85 (or 600 S8M 85). 600 is the pitch length in mm and 85 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 75. Multiply by 8mm 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\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-s8m-560-850mm-wide\"\u003eS8M-560-85\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-632-850mm-wide\"\u003eS8M-632-85\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":29389725532257,"sku":"TB00010983","price":96.14,"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-s8m-632-200mm-wide","title":"S8M-632-20 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 S8M-632-20 is an S8M timing belt with a 8mm pitch, a 632mm pitch length, 79 teeth and a width of 20mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e632mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e79\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e20mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-632-20 (or 632 S8M 20). 632 is the pitch length in mm and 20 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 79. Multiply by 8mm 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-hp-s8m-632-20mm\"\u003eBando HP-STS Super Torque HP-S8M-632-20\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-s8m-600-200mm-wide\"\u003eS8M-600-20\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-640-200mm-wide\"\u003eS8M-640-20\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":29389725663329,"sku":"TB00010982","price":18.86,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-632-300mm-wide","title":"S8M-632-30 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 S8M-632-30 is an S8M timing belt with a 8mm pitch, a 632mm pitch length, 79 teeth and a width of 30mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e632mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e79\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e30mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-632-30 (or 632 S8M 30). 632 is the pitch length in mm and 30 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 79. Multiply by 8mm 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-hp-s8m-632-30mm\"\u003eBando HP-STS Super Torque HP-S8M-632-30\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-s8m-600-300mm-wide\"\u003eS8M-600-30\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-640-300mm-wide\"\u003eS8M-640-30\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":29389725696097,"sku":"TB00010981","price":28.31,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-632-500mm-wide","title":"S8M-632-50 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 S8M-632-50 is an S8M timing belt with a 8mm pitch, a 632mm pitch length, 79 teeth and a width of 50mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e632mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e79\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e50mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-632-50 (or 632 S8M 50). 632 is the pitch length in mm and 50 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 79. Multiply by 8mm 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-hp-s8m-632-50mm\"\u003eBando HP-STS Super Torque HP-S8M-632-50\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-s8m-600-500mm-wide\"\u003eS8M-600-50\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-640-500mm-wide\"\u003eS8M-640-50\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":29389725728865,"sku":"TB00010980","price":47.18,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-632-850mm-wide","title":"S8M-632-85 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 S8M-632-85 is an S8M timing belt with a 8mm pitch, a 632mm pitch length, 79 teeth and a width of 85mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e632mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e79\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e85mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-632-85 (or 632 S8M 85). 632 is the pitch length in mm and 85 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 79. Multiply by 8mm 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\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-s8m-600-850mm-wide\"\u003eS8M-600-85\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-640-850mm-wide\"\u003eS8M-640-85\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":29389725761633,"sku":"TB00010979","price":100.3,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-640-200mm-wide","title":"S8M-640-20 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 S8M-640-20 is an S8M timing belt with a 8mm pitch, a 640mm pitch length, 80 teeth and a width of 20mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e640mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e20mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-640-20 (or 640 S8M 20). 640 is the pitch length in mm and 20 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 80. Multiply by 8mm 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-hp-s8m-640-20mm\"\u003eBando HP-STS Super Torque HP-S8M-640-20\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-s8m-632-200mm-wide\"\u003eS8M-632-20\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-656-200mm-wide\"\u003eS8M-656-20\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":29389725794401,"sku":"TB00010978","price":18.88,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-640-300mm-wide","title":"S8M-640-30 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 S8M-640-30 is an S8M timing belt with a 8mm pitch, a 640mm pitch length, 80 teeth and a width of 30mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e640mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e30mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-640-30 (or 640 S8M 30). 640 is the pitch length in mm and 30 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 80. Multiply by 8mm 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-hp-s8m-640-30mm\"\u003eBando HP-STS Super Torque HP-S8M-640-30\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-s8m-632-300mm-wide\"\u003eS8M-632-30\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-656-300mm-wide\"\u003eS8M-656-30\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":29389725827169,"sku":"TB00010977","price":28.33,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-640-500mm-wide","title":"S8M-640-50 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 S8M-640-50 is an S8M timing belt with a 8mm pitch, a 640mm pitch length, 80 teeth and a width of 50mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e640mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e50mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-640-50 (or 640 S8M 50). 640 is the pitch length in mm and 50 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 80. Multiply by 8mm 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-hp-s8m-640-50mm\"\u003eBando HP-STS Super Torque HP-S8M-640-50\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-s8m-632-500mm-wide\"\u003eS8M-632-50\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-656-500mm-wide\"\u003eS8M-656-50\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":29389725859937,"sku":"TB00010976","price":47.2,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-640-850mm-wide","title":"S8M-640-85 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 S8M-640-85 is an S8M timing belt with a 8mm pitch, a 640mm pitch length, 80 teeth and a width of 85mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e640mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e85mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-640-85 (or 640 S8M 85). 640 is the pitch length in mm and 85 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 80. Multiply by 8mm 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\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-s8m-632-850mm-wide\"\u003eS8M-632-85\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-656-850mm-wide\"\u003eS8M-656-85\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":29389725892705,"sku":"TB00010975","price":102.51,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-656-200mm-wide","title":"S8M-656-20 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 S8M-656-20 is an S8M timing belt with a 8mm pitch, a 656mm pitch length, 82 teeth and a width of 20mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e656mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e82\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e20mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-656-20 (or 656 S8M 20). 656 is the pitch length in mm and 20 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 82. Multiply by 8mm 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-hp-s8m-656-20mm\"\u003eBando HP-STS Super Torque HP-S8M-656-20\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-s8m-640-200mm-wide\"\u003eS8M-640-20\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-680-200mm-wide\"\u003eS8M-680-20\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":29389725925473,"sku":"TB00010974","price":19.38,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-656-300mm-wide","title":"S8M-656-30 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 S8M-656-30 is an S8M timing belt with a 8mm pitch, a 656mm pitch length, 82 teeth and a width of 30mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e656mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e82\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e30mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-656-30 (or 656 S8M 30). 656 is the pitch length in mm and 30 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 82. Multiply by 8mm 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-hp-s8m-656-30mm\"\u003eBando HP-STS Super Torque HP-S8M-656-30\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-s8m-640-300mm-wide\"\u003eS8M-640-30\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-680-300mm-wide\"\u003eS8M-680-30\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":29389725958241,"sku":"TB00010973","price":29.06,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-656-500mm-wide","title":"S8M-656-50 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 S8M-656-50 is an S8M timing belt with a 8mm pitch, a 656mm pitch length, 82 teeth and a width of 50mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e656mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e82\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e50mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-656-50 (or 656 S8M 50). 656 is the pitch length in mm and 50 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 82. Multiply by 8mm 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-hp-s8m-656-50mm\"\u003eBando HP-STS Super Torque HP-S8M-656-50\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-s8m-640-500mm-wide\"\u003eS8M-640-50\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-680-500mm-wide\"\u003eS8M-680-50\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":29389725991009,"sku":"TB00010972","price":48.44,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-656-850mm-wide","title":"S8M-656-85 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 S8M-656-85 is an S8M timing belt with a 8mm pitch, a 656mm pitch length, 82 teeth and a width of 85mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e656mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e82\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e85mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-656-85 (or 656 S8M 85). 656 is the pitch length in mm and 85 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 82. Multiply by 8mm 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\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-s8m-640-850mm-wide\"\u003eS8M-640-85\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-680-850mm-wide\"\u003eS8M-680-85\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":29389726023777,"sku":"TB00010971","price":104.71,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-680-200mm-wide","title":"S8M-680-20 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 S8M-680-20 is an S8M timing belt with a 8mm pitch, a 680mm pitch length, 85 teeth and a width of 20mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e680mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e85\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e20mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-680-20 (or 680 S8M 20). 680 is the pitch length in mm and 20 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 85. Multiply by 8mm 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-hp-s8m-680-20mm\"\u003eBando HP-STS Super Torque HP-S8M-680-20\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-s8m-656-200mm-wide\"\u003eS8M-656-20\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-688-200mm-wide\"\u003eS8M-688-20\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":29389726056545,"sku":"TB00010970","price":20.21,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-680-300mm-wide","title":"S8M-680-30 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 S8M-680-30 is an S8M timing belt with a 8mm pitch, a 680mm pitch length, 85 teeth and a width of 30mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e680mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e85\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e30mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-680-30 (or 680 S8M 30). 680 is the pitch length in mm and 30 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 85. Multiply by 8mm 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-hp-s8m-680-30mm\"\u003eBando HP-STS Super Torque HP-S8M-680-30\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-s8m-656-300mm-wide\"\u003eS8M-656-30\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-688-300mm-wide\"\u003eS8M-688-30\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":29389726089313,"sku":"TB00010969","price":30.33,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-680-500mm-wide","title":"S8M-680-50 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 S8M-680-50 is an S8M timing belt with a 8mm pitch, a 680mm pitch length, 85 teeth and a width of 50mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e680mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e85\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e50mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-680-50 (or 680 S8M 50). 680 is the pitch length in mm and 50 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 85. Multiply by 8mm 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-hp-s8m-680-50mm\"\u003eBando HP-STS Super Torque HP-S8M-680-50\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-s8m-656-500mm-wide\"\u003eS8M-656-50\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-688-500mm-wide\"\u003eS8M-688-50\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":29389726122081,"sku":"TB00010968","price":50.56,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-680-850mm-wide","title":"S8M-680-85 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 S8M-680-85 is an S8M timing belt with a 8mm pitch, a 680mm pitch length, 85 teeth and a width of 85mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e680mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e85\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e85mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-680-85 (or 680 S8M 85). 680 is the pitch length in mm and 85 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 85. Multiply by 8mm 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\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-s8m-656-850mm-wide\"\u003eS8M-656-85\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-688-850mm-wide\"\u003eS8M-688-85\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":29389726154849,"sku":"TB00010967","price":107.53,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-688-200mm-wide","title":"S8M-688-20 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 S8M-688-20 is an S8M timing belt with a 8mm pitch, a 688mm pitch length, 86 teeth and a width of 20mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e688mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e86\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e20mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-688-20 (or 688 S8M 20). 688 is the pitch length in mm and 20 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 86. Multiply by 8mm 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\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-s8m-680-200mm-wide\"\u003eS8M-680-20\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-696-200mm-wide\"\u003eS8M-696-20\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":29389726187617,"sku":"TB00010966","price":20.29,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-688-300mm-wide","title":"S8M-688-30 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 S8M-688-30 is an S8M timing belt with a 8mm pitch, a 688mm pitch length, 86 teeth and a width of 30mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e688mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e86\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e30mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-688-30 (or 688 S8M 30). 688 is the pitch length in mm and 30 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 86. Multiply by 8mm 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\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-s8m-680-300mm-wide\"\u003eS8M-680-30\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-696-300mm-wide\"\u003eS8M-696-30\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":29389726220385,"sku":"TB00010965","price":30.45,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-688-500mm-wide","title":"S8M-688-50 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 S8M-688-50 is an S8M timing belt with a 8mm pitch, a 688mm pitch length, 86 teeth and a width of 50mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e688mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e86\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e50mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-688-50 (or 688 S8M 50). 688 is the pitch length in mm and 50 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 86. Multiply by 8mm 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\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-s8m-680-500mm-wide\"\u003eS8M-680-50\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-696-500mm-wide\"\u003eS8M-696-50\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":29389726253153,"sku":"TB00010964","price":50.74,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-688-850mm-wide","title":"S8M-688-85 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 S8M-688-85 is an S8M timing belt with a 8mm pitch, a 688mm pitch length, 86 teeth and a width of 85mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e688mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e86\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e85mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-688-85 (or 688 S8M 85). 688 is the pitch length in mm and 85 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 86. Multiply by 8mm 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\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-s8m-680-850mm-wide\"\u003eS8M-680-85\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-696-850mm-wide\"\u003eS8M-696-85\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":29389726285921,"sku":"TB00010963","price":107.53,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-696-200mm-wide","title":"S8M-696-20 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 S8M-696-20 is an S8M timing belt with a 8mm pitch, a 696mm pitch length, 87 teeth and a width of 20mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e696mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e87\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e20mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-696-20 (or 696 S8M 20). 696 is the pitch length in mm and 20 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 87. Multiply by 8mm 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\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-s8m-688-200mm-wide\"\u003eS8M-688-20\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-712-200mm-wide\"\u003eS8M-712-20\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":29389726318689,"sku":"TB00010962","price":20.37,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-696-300mm-wide","title":"S8M-696-30 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 S8M-696-30 is an S8M timing belt with a 8mm pitch, a 696mm pitch length, 87 teeth and a width of 30mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e696mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e87\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e30mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-696-30 (or 696 S8M 30). 696 is the pitch length in mm and 30 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 87. Multiply by 8mm 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\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-s8m-688-300mm-wide\"\u003eS8M-688-30\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-712-300mm-wide\"\u003eS8M-712-30\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":29389726351457,"sku":"TB00010961","price":30.56,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-696-500mm-wide","title":"S8M-696-50 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 S8M-696-50 is an S8M timing belt with a 8mm pitch, a 696mm pitch length, 87 teeth and a width of 50mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e696mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e87\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e50mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-696-50 (or 696 S8M 50). 696 is the pitch length in mm and 50 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 87. Multiply by 8mm 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\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-s8m-688-500mm-wide\"\u003eS8M-688-50\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-712-500mm-wide\"\u003eS8M-712-50\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":29389726384225,"sku":"TB00010960","price":50.92,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-696-850mm-wide","title":"S8M-696-85 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 S8M-696-85 is an S8M timing belt with a 8mm pitch, a 696mm pitch length, 87 teeth and a width of 85mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e696mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e87\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e85mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-696-85 (or 696 S8M 85). 696 is the pitch length in mm and 85 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 87. Multiply by 8mm 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\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-s8m-688-850mm-wide\"\u003eS8M-688-85\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-712-850mm-wide\"\u003eS8M-712-85\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":29389726416993,"sku":"TB00010959","price":110.22,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-712-200mm-wide","title":"S8M-712-20 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 S8M-712-20 is an S8M timing belt with a 8mm pitch, a 712mm pitch length, 89 teeth and a width of 20mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e712mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e89\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e20mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-712-20 (or 712 S8M 20). 712 is the pitch length in mm and 20 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 89. Multiply by 8mm 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-hp-s8m-712-20mm\"\u003eBando HP-STS Super Torque HP-S8M-712-20\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-s8m-696-200mm-wide\"\u003eS8M-696-20\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-720-200mm-wide\"\u003eS8M-720-20\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":29389726449761,"sku":"TB00010958","price":20.53,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-712-300mm-wide","title":"S8M-712-30 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 S8M-712-30 is an S8M timing belt with a 8mm pitch, a 712mm pitch length, 89 teeth and a width of 30mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e712mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e89\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e30mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-712-30 (or 712 S8M 30). 712 is the pitch length in mm and 30 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 89. Multiply by 8mm 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-hp-s8m-712-30mm\"\u003eBando HP-STS Super Torque HP-S8M-712-30\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-s8m-696-300mm-wide\"\u003eS8M-696-30\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-720-300mm-wide\"\u003eS8M-720-30\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":29389726482529,"sku":"TB00010957","price":30.8,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-712-500mm-wide","title":"S8M-712-50 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 S8M-712-50 is an S8M timing belt with a 8mm pitch, a 712mm pitch length, 89 teeth and a width of 50mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e712mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e89\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e50mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-712-50 (or 712 S8M 50). 712 is the pitch length in mm and 50 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 89. Multiply by 8mm 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-hp-s8m-712-50mm\"\u003eBando HP-STS Super Torque HP-S8M-712-50\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-s8m-696-500mm-wide\"\u003eS8M-696-50\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-720-500mm-wide\"\u003eS8M-720-50\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":29389726515297,"sku":"TB00010956","price":51.3,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-712-850mm-wide","title":"S8M-712-85 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 S8M-712-85 is an S8M timing belt with a 8mm pitch, a 712mm pitch length, 89 teeth and a width of 85mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e712mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e89\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e85mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-712-85 (or 712 S8M 85). 712 is the pitch length in mm and 85 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 89. Multiply by 8mm 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\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-s8m-696-850mm-wide\"\u003eS8M-696-85\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-720-850mm-wide\"\u003eS8M-720-85\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":29389726548065,"sku":"TB00010955","price":110.22,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-720-200mm-wide","title":"S8M-720-20 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 S8M-720-20 is an S8M timing belt with a 8mm pitch, a 720mm pitch length, 90 teeth and a width of 20mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e720mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e20mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-720-20 (or 720 S8M 20). 720 is the pitch length in mm and 20 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 90. Multiply by 8mm 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-hp-s8m-720-20mm\"\u003eBando HP-STS Super Torque HP-S8M-720-20\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-s8m-712-200mm-wide\"\u003eS8M-712-20\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-728-200mm-wide\"\u003eS8M-728-20\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":29389726580833,"sku":"TB00010954","price":20.87,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-720-300mm-wide","title":"S8M-720-30 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 S8M-720-30 is an S8M timing belt with a 8mm pitch, a 720mm pitch length, 90 teeth and a width of 30mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e720mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e30mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-720-30 (or 720 S8M 30). 720 is the pitch length in mm and 30 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 90. Multiply by 8mm 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-hp-s8m-720-30mm\"\u003eBando HP-STS Super Torque HP-S8M-720-30\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-s8m-712-300mm-wide\"\u003eS8M-712-30\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-728-300mm-wide\"\u003eS8M-728-30\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":29389726613601,"sku":"TB00010953","price":31.33,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-720-500mm-wide","title":"S8M-720-50 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 S8M-720-50 is an S8M timing belt with a 8mm pitch, a 720mm pitch length, 90 teeth and a width of 50mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e720mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e50mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-720-50 (or 720 S8M 50). 720 is the pitch length in mm and 50 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 90. Multiply by 8mm 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-hp-s8m-720-50mm\"\u003eBando HP-STS Super Torque HP-S8M-720-50\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-s8m-712-500mm-wide\"\u003eS8M-712-50\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-728-500mm-wide\"\u003eS8M-728-50\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":29389726646369,"sku":"TB00010952","price":52.18,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"},{"product_id":"optibelt-std-timing-belts-s8m-720-850mm-wide","title":"S8M-720-85 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 S8M-720-85 is an S8M timing belt with a 8mm pitch, a 720mm pitch length, 90 teeth and a width of 85mm. 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\u003eS8M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth pitch\u003c\/th\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003ePitch length\u003c\/th\u003e\n\u003ctd\u003e720mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of teeth\u003c\/th\u003e\n\u003ctd\u003e90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e85mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFits pulleys\u003c\/th\u003e\n\u003ctd\u003eS8M (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 S8M-720-85 (or 720 S8M 85). 720 is the pitch length in mm and 85 the width in mm.\u003c\/li\u003e \u003cli\u003eIf the marking has worn off, count the teeth: this belt has 90. Multiply by 8mm 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\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-s8m-712-850mm-wide\"\u003eS8M-712-85\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/optibelt-std-timing-belts-s8m-728-850mm-wide\"\u003eS8M-728-85\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":29389727006817,"sku":"TB00010951","price":110.22,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/6104\/files\/Optibelt_STD_Large_41062695-6fdb-4fc1-9a1e-b8414a6a669e.png?v=1791892381"}],"url":"https:\/\/www.totallybelts.com\/en-ca\/collections\/s8m-8mm-pitch.oembed?page=10","provider":"Totally Belts","version":"1.0","type":"link"}