{"product_id":"honda-grom-428-evo-tech-rear-sprocket","title":"Honda Grom 428 EVO TECH Rear Sprocket","description":"\u003ch2\u003eDriven Racing EVO TECH Rear Sprocket for Honda Grom and Monkey 125\u003c\/h2\u003e\u003cp\u003eThe Driven Racing EVO TECH rear sprocket is designed for the Honda Grom and Monkey 125, allowing riders to fine-tune their gearing for improved performance. This part provides a practical solution for those looking to adjust their bike's acceleration and speed capabilities. Made in the USA, it features CNC-machined and case-hardened steel for reliable performance. It is one of the \u003ca href=\"\/collections\/honda-scooter-parts\"\u003eHonda scooter parts\u003c\/a\u003e that can significantly impact your riding experience, ensuring you get the best out of your machine.\u003c\/p\u003e\u003ch3\u003eConstruction and Durability\u003c\/h3\u003e\u003cp\u003eThis rear sprocket is made from case-hardened steel, offering strength and reliability. The CNC-machined design ensures precision in fit and function, contributing to smooth power delivery during rides. Being made in the USA, it meets high standards for quality and performance.\u003c\/p\u003e\u003ch3\u003eGearing Options\u003c\/h3\u003e\u003cp\u003eThe EVO TECH rear sprocket is available in several tooth counts: 34T, 35T, 36T for models 2014-2021, and 38T, 39T, 40T for 2022 and newer models. Increasing the number of teeth improves low-end torque and acceleration, making it ideal for city riding. Conversely, reducing teeth allows for a higher top speed, which is advantageous for longer, straight stretches of road.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChain Size:\u003c\/strong\u003e #428\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInner Diameter:\u003c\/strong\u003e 58mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagonal Bolt Spacing:\u003c\/strong\u003e 89mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Case-hardened steel\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eThis rear sprocket fits various Honda models equipped with a #428 chain. It is compatible with:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHonda Grom (2014-2021)\u003c\/li\u003e\n\u003cli\u003eHonda Monkey 125 (2014-2021)\u003c\/li\u003e\n\u003cli\u003eHonda Grom (2022+)\u003c\/li\u003e\n\u003cli\u003eHonda Monkey 125 (2022+)\u003c\/li\u003e\n\u003cli\u003eHonda CR 80R (1985)\u003c\/li\u003e\n\u003cli\u003eHonda CT 70 (1969–1994)\u003c\/li\u003e\n\u003cli\u003eHonda XL 80S (1980–1986)\u003c\/li\u003e\n\u003cli\u003eHonda XR 70R (1997–1999)\u003c\/li\u003e\n\u003cli\u003eHonda ZB 50 (1988)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNot sure it fits? Contact us with your scooter's make, model and year and we'll confirm the fit before you order.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/honda-scooter-parts\"\u003eHonda Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-chains-sprockets\"\u003eScooter Chains \u0026amp; Sprockets\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Magic Cars","offers":[{"title":"40T","offer_id":52795192901863,"sku":"25-903301","price":36.0,"currency_code":"USD","in_stock":true},{"title":"34T","offer_id":52795192934631,"sku":"25-903302","price":36.0,"currency_code":"USD","in_stock":true},{"title":"38T","offer_id":52795192967399,"sku":"25-903303","price":36.0,"currency_code":"USD","in_stock":true},{"title":"35T","offer_id":52795193000167,"sku":"25-903304","price":36.0,"currency_code":"USD","in_stock":true},{"title":"36T","offer_id":52795193032935,"sku":"25-903305","price":36.0,"currency_code":"USD","in_stock":true},{"title":"39T","offer_id":52795193065703,"sku":"25-903306","price":36.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2245\/9711\/files\/428-evo-tech-rear-sprocket-for-honda-grom-1.jpg?v=1791584310","url":"https:\/\/www.magiccars.com\/products\/honda-grom-428-evo-tech-rear-sprocket","provider":"MagicCars","version":"1.0","type":"link"}