{"product_id":"rk-oem-replacement-chain-and-sprocket-kit-4107-090ex-for-yamaha-yzf-r1-2009-2014","title":"RK OEM Replacement Chain and Sprocket Kit 4107-090EX for Yamaha YZF-R1 2009-2014","description":"Chain and Sprocket Kit - OEM Replacement - Natural - Yamaha YZF-R1 '09-'14\n\u003cp\u003eThe RK 4107-090EX OEM Replacement Chain and Sprocket Kit is designed for Yamaha YZF-R1 models from 2009 through 2014. This complete drivetrain kit includes OE gearing for reliable fitment and factory-style performance, making it a practical replacement for worn or aging chain and sprocket components.\u003c\/p\u003e\u003cp\u003eThe kit pairs a premium Driven C45 steel alloy rear sprocket with a black case-hardened finish and a Driven C45 steel front sprocket that is case hardened and quenched for enhanced durability. These materials and treatments help support dependable power transfer, extended service life, and consistent performance during daily riding or high-mileage use.\u003c\/p\u003e\u003cp\u003eRK’s OEM Replacement kit is engineered as a high-mileage performance solution for the Yamaha YZF-R1. The included chain and sprockets are matched to the motorcycle’s original gearing specifications, helping simplify installation and maintain the handling and acceleration characteristics expected from the factory configuration. Verify the model year and application before installation.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFitment: Yamaha YZF-R1, 2009-2014\u003c\/li\u003e\n\u003cli\u003eBrand: RK\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: 4107-090EX\u003c\/li\u003e\n\u003cli\u003eVendor Part Number: 4107-090EX\u003c\/li\u003e\n\u003cli\u003eGearing: OE replacement gearing\u003c\/li\u003e\n\u003cli\u003eRear Sprocket: Driven C45 steel alloy construction with black case-hardened finish\u003c\/li\u003e\n\u003cli\u003eFront Sprocket: Driven C45 steel construction, case hardened and quenched\u003c\/li\u003e\n\u003cli\u003ePerformance: Designed as a high-mileage performance replacement kit\u003c\/li\u003e\n\u003cli\u003eApplication: Complete chain and sprocket replacement for compatible Yamaha YZF-R1 models\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RK","offers":[{"title":"Default Title","offer_id":67549526851819,"sku":"12301631","price":328.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/4917485.png?v=1790690408","url":"https:\/\/ctracingservices.com\/products\/rk-oem-replacement-chain-and-sprocket-kit-4107-090ex-for-yamaha-yzf-r1-2009-2014","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}