{"product_id":"grehua-60-tooth-rear-sprocket-for-mini-bikes-79-100cc-compatible-35-chain-50mm-bolt-circle-lightweight-durable","title":"GREHUA 60-Tooth Rear Sprocket for Mini Bikes, 79–100cc Compatible — #35 Chain, 50mm Bolt Circle, Lightweight Durable","description":"\u003cp\u003e\u003cstrong\u003eGREHUA's 60-tooth #35 rear sprocket is a durable replacement sprocket engineered to restore drive stability and increase torque for 79cc–100cc mini bikes, go-karts and drift trikes.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your mini bike or drift trike needs a robust rear drive sprocket that fits #35 chain, this GREHUA 60T unit provides a wear-resistant surface, six-bolt mounting and a lightweight cutaway design. It’s sized to match a wide range of engines—including popular 79cc, 97cc and 100cc models—and aims to extend service life while improving climbing performance when paired with an unchanged front sprocket.\u003c\/p\u003e\n\n\u003ch3\u003eWill this sprocket fit my mini bike or drift trike?\u003c\/h3\u003e\n\u003cp\u003eCompatibility is determined by bolt circle, center bore and chain size. This GREHUA sprocket is made for #35 chain and lists a 50 mm bolt circle with six 6 mm mounting holes and a 37 mm center bore, so confirm those dimensions match your vehicle before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned for #35 chain systems\u003c\/li\u003e\n  \u003cli\u003eMounting bolt circle: 50 mm (center-to-center)\u003c\/li\u003e\n  \u003cli\u003eCenter hole diameter: 37 mm\u003c\/li\u003e\n  \u003cli\u003eSix mounting holes at 6 mm diameter each\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does a 60-tooth rear sprocket affect performance?\u003c\/h3\u003e\n\u003cp\u003eA larger rear sprocket raises torque at the wheel and improves low-speed pulling and hill-climbing when the front sprocket remains unchanged. That increased mechanical advantage reduces strain on the engine during climbs, although it slightly lowers top-end speed compared to smaller rear sprockets.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIncreases torque and climbing ability\u003c\/li\u003e\n  \u003cli\u003eImproves drivetrain stability under load\u003c\/li\u003e\n  \u003cli\u003eTrades a degree of top speed for better low-end power\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and design features improve durability?\u003c\/h3\u003e\n\u003cp\u003eGREHUA combines a high-strength substrate with a wear-resistant surface finish to extend service life against chain abrasion. The plate includes strategic weight-relief cutouts that reduce rotating mass without compromising load-bearing capacity.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUltra-high-strength substrate material\u003c\/li\u003e\n  \u003cli\u003eWear-resistant surface treatment for longer life\u003c\/li\u003e\n  \u003cli\u003eLightweight design with retained structural strength\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I verify the dimensions and install the sprocket?\u003c\/h3\u003e\n\u003cp\u003eMeasure your existing sprocket’s bolt circle, center bore and tooth count to ensure compatibility. Installation typically requires removing the rear wheel or axle plate, aligning the sprocket on the hub, and torquing the six bolts to the vehicle maker’s specification.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCheck the 227 mm overall diameter against your clearance\u003c\/li\u003e\n  \u003cli\u003eConfirm 60-tooth count and #35 chain match\u003c\/li\u003e\n  \u003cli\u003eUse correct bolt torque and thread-lock where recommended\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The GREHUA 60T #35 sprocket suits hobbyists, repair shops and backyard mechanics who maintain mini bikes, go-karts and drift trikes with 79cc–100cc engines or any vehicle running a #35 chain and the listed bolt pattern. Pick this sprocket if you want a durable, torque-boosting rear gear that’s built to replace worn originals and improve climbing performance without major drivetrain changes.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this sprocket compatible with a 100cc mini bike?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes if your mini bike uses a #35 chain and matches the 50 mm bolt circle, 37 mm center bore and six 6 mm mounting holes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does a 60-tooth rear sprocket change speed?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: A larger 60T rear sprocket increases low-end torque and climbing ability but slightly reduces top-end speed compared to a smaller rear sprocket.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"GREHUA","offers":[{"title":"Default Title","offer_id":48084487667870,"sku":"B0BNPX3CKM","price":31.23,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/grehua-60t-sprocket-front-view.jpg?v=1785856975","url":"https:\/\/northtrailauto.ca\/products\/grehua-60-tooth-rear-sprocket-for-mini-bikes-79-100cc-compatible-35-chain-50mm-bolt-circle-lightweight-durable","provider":"North Trail Auto","version":"1.0","type":"link"}