{"product_id":"rk-oem-replacement-chain-and-sprocket-kit-4067-030ex-for-yamaha-yzf-r6-s","title":"RK OEM Replacement Chain and Sprocket Kit 4067-030EX for Yamaha YZF-R6\/S","description":"Chain and Sprocket Kit - OEM Replacement - Natural - Yamaha YZF-R6\/S\n\u003cp\u003eThe RK 4067-030EX Chain and Sprocket Kit is an OEM replacement drivetrain solution for the Yamaha YZF-R6\/S. Designed for dependable fitment and long service life, this kit contains OE gearing to help preserve the motorcycle’s original performance characteristics. It is suited for riders and technicians seeking a practical replacement kit for routine maintenance, drivetrain restoration, or high-mileage use.\u003c\/p\u003e\u003cp\u003eThe kit includes a premium Driven C45 steel alloy rear sprocket with a black case-hardened finish, paired with a Driven C45 steel front sprocket that is case hardened and quenched for enhanced durability. These materials and treatments help the sprockets withstand the repeated load and friction associated with motorcycle chain-drive operation while supporting consistent power transfer.\u003c\/p\u003e\u003cp\u003eFeature: OEM replacement gearing helps maintain the Yamaha YZF-R6\/S drivetrain configuration.\u003cbr\u003eFeature: Driven C45 steel alloy rear sprocket with black case-hardened finish.\u003cbr\u003eFeature: Driven C45 steel front sprocket with case-hardened and quenched construction.\u003cbr\u003eFeature: High-mileage performance kit designed for dependable replacement service.\u003cbr\u003eFeature: Motorcycle-specific fitment for Yamaha YZF-R6\/S models.\u003c\/p\u003e\u003cp\u003eManufactured for RK and identified by manufacturer and vendor part number 4067-030EX, this chain and sprocket kit provides a coordinated replacement for the front and rear sprockets. Confirm the motorcycle’s year and model configuration before installation to ensure proper application. Professional installation and inspection of chain alignment, tension, and sprocket condition are recommended for safe, reliable operation.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOEM replacement gearing for Yamaha YZF-R6\/S motorcycles\u003c\/li\u003e\n\u003cli\u003eDriven C45 steel alloy rear sprocket with black case-hardened finish\u003c\/li\u003e\n\u003cli\u003eDriven C45 steel front sprocket with case-hardened and quenched construction\u003c\/li\u003e\n\u003cli\u003eHigh-mileage performance chain and sprocket kit\u003c\/li\u003e\n\u003cli\u003eBrand: RK\u003c\/li\u003e\n\u003cli\u003eManufacturer and vendor part number: 4067-030EX\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RK","offers":[{"title":"Default Title","offer_id":67549407052011,"sku":"12301620","price":314.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/4917468.png?v=1790688209","url":"https:\/\/ctracingservices.com\/products\/rk-oem-replacement-chain-and-sprocket-kit-4067-030ex-for-yamaha-yzf-r6-s","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}