{"product_id":"rk-520-quick-acceleration-chain-and-sprocket-kit-9101-129pgx-for-bmw-s1000rr-2012-2018","title":"RK 520 Quick Acceleration Chain and Sprocket Kit 9101-129PGX for BMW S1000RR 2012-2018","description":"Chain and Sprocket Kit - Quick Acceleration - Gold - BMW S1000 RR '12-'18\n\u003cp\u003eThe RK 520 Quick Acceleration Chain and Sprocket Kit, part number 9101-129PGX, is designed for BMW S1000RR motorcycles from 2012 through 2018. This performance-focused kit combines race-oriented gearing with durable steel components to provide responsive acceleration for street, track, and competition applications. The kit is sized for a 520 chain conversion and is engineered to provide dependable fitment when installed on the specified BMW model.\u003c\/p\u003e\u003cp\u003eThe kit includes RK’s premium XW-ring sealed chain for improved durability and resistance to wear, along with a Driven steel alloy front sprocket featuring a black case-hardened finish. The gold chain finish adds a distinctive appearance while supporting long-term performance under demanding riding conditions. Carefully selected components work together as a matched drivetrain system for smooth power transfer and consistent operation.\u003c\/p\u003e\u003cp\u003eFeature: Application-specific fitment for BMW S1000RR models from 2012-2018.\u003cbr\u003eFeature: 520-size chain and sprocket configuration for quick acceleration.\u003cbr\u003eFeature: RK XW-ring sealed chain helps retain lubrication and protect against contaminants.\u003cbr\u003eFeature: Driven steel alloy front sprocket with a black case-hardened finish.\u003cbr\u003eFeature: Race gearing supports faster throttle response and strong acceleration.\u003cbr\u003eFeature: Gold chain finish provides a high-visibility performance appearance.\u003c\/p\u003e\u003cp\u003eManufacturer: RK. Vendor part number: 9101-129PGX. Verify the motorcycle year, model, and existing drivetrain configuration before installation. Professional installation is recommended to ensure correct chain tension, sprocket alignment, and final drive operation.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eApplication-specific fitment for BMW S1000RR models from 2012-2018\u003c\/li\u003e\n\u003cli\u003e520-size chain and sprocket configuration for quick acceleration\u003c\/li\u003e\n\u003cli\u003eRK XW-ring sealed chain helps retain lubrication and protect against contaminants\u003c\/li\u003e\n\u003cli\u003eDriven steel alloy front sprocket with a black case-hardened finish\u003c\/li\u003e\n\u003cli\u003eRace gearing supports faster throttle response and strong acceleration\u003c\/li\u003e\n\u003cli\u003eGold chain finish provides a high-visibility performance appearance\u003c\/li\u003e\n\u003cli\u003eManufacturer: RK\u003c\/li\u003e\n\u003cli\u003eVendor part number: 9101-129PGX\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RK","offers":[{"title":"Default Title","offer_id":67549420749035,"sku":"12301702","price":313.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/4917757.png?v=1790688594","url":"https:\/\/ctracingservices.com\/products\/rk-520-quick-acceleration-chain-and-sprocket-kit-9101-129pgx-for-bmw-s1000rr-2012-2018","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}