RK Chain 9101-129PX Quick Acceleration Chain and Sprocket Kit for BMW S1000RR

The RK Chain 9101-129PX Quick Acceleration Chain and Sprocket Kit is engineered specifically for the BMW S1000RR, delivering enhanced performance through optimized race gearing combined with the durability of premium steel components. This complete drivetrain solution features RK's advanced 520 XW-ring sealed chain in a natural finish, providing exceptional power transfer and long-lasting performance.

Premium Components:

• RK 520 XW-ring sealed chain for superior lubrication retention and reduced friction
• Driven C45 steel alloy black case hardened rear sprocket for maximum durability
• Driven C45 steel case hardened and quenched front sprocket
• Quick acceleration gearing with one-tooth-smaller-than-OE front sprocket
• Precision-matched and balanced components for optimal performance

Performance Benefits:

• Improved acceleration response for aggressive riding and track use
• XW-ring chain technology reduces wear and extends service life
• Steel construction ensures reliability under high-stress conditions
• Natural finish chain maintains clean, professional appearance

This kit includes everything needed for a complete chain and sprocket replacement, with matched components that work together seamlessly. The quick acceleration gearing configuration is ideal for riders seeking enhanced throttle response and improved low-to-mid range performance without sacrificing durability.