{"product_id":"rk-9101-120ex-chain-and-sprocket-kit-oem-replacement-for-bmw-s-1000-rr-2012-2018","title":"RK 9101-120EX Chain and Sprocket Kit OEM Replacement for BMW S 1000 RR 2012–2018","description":"Chain and Sprocket Kit - OEM Replacement - Natural - BMW S 1000 RR '12-'18\n\u003cp\u003eThe RK 9101-120EX Chain and Sprocket Kit is an OEM replacement drivetrain solution designed for the BMW S 1000 RR model years 2012 through 2018. This high-mileage performance kit includes OE gearing to help maintain the motorcycle’s original gearing characteristics, throttle response, and overall drivetrain operation.\u003c\/p\u003e\u003cp\u003eThe kit pairs a premium Driven® C45 steel alloy rear sprocket with a Driven® C45 steel front sprocket. Both sprockets receive case hardening for improved wear resistance, while the front sprocket is also quenched for added durability under demanding riding conditions. The natural finish provides a clean, functional appearance suited to OEM-style replacement applications.\u003c\/p\u003e\u003cp\u003eManufacturer: RK. Vendor Part Number: 9101-120EX. This kit is engineered for fitment on BMW S 1000 RR motorcycles from 2012–2018 and is intended for riders seeking a dependable replacement chain and sprocket setup with long-service performance. Verify the motorcycle’s model year and existing drivetrain specifications before installation.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFitment: Designed for BMW S 1000 RR motorcycles from 2012–2018\u003c\/li\u003e\n\u003cli\u003eKit Type: OEM replacement chain and sprocket kit\u003c\/li\u003e\n\u003cli\u003eGearing: OE gearing for factory-style drivetrain performance\u003c\/li\u003e\n\u003cli\u003eRear Sprocket: Driven® C45 steel alloy construction with a black case-hardened finish\u003c\/li\u003e\n\u003cli\u003eFront Sprocket: Driven® C45 steel construction with case hardening and quenching\u003c\/li\u003e\n\u003cli\u003ePerformance: High-mileage design for dependable long-term use\u003c\/li\u003e\n\u003cli\u003eBrand: RK\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: 9101-120EX\u003c\/li\u003e\n\u003cli\u003eVendor Part Number: 9101-120EX\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RK","offers":[{"title":"Default Title","offer_id":67549564567787,"sku":"12301644","price":315.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/4917538.png?v=1790691054","url":"https:\/\/ctracingservices.com\/products\/rk-9101-120ex-chain-and-sprocket-kit-oem-replacement-for-bmw-s-1000-rr-2012-2018","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}