Renthal 19+ BMW S1000R/19-23 S1000RR/20+ S1000XR Rear Hard Anodized Sprocket – Part Number 510U-520-42P-HA

Renthal UltraLight Rear Chainwheels are CNC machined from 7075 T6 aluminum to extremely tight tolerances, 66% lighter than steel. Computer engineered and tested to ensure a precise fitment, concentricity and load dispersion with tooth profiling to provide maximum power transfer. A combination of high strength base material, cutting edge manufacturing methods and exceptional hardwearing surface treatments its clear to see why Renthal's light weight all aluminum rear sprockets can be found on the rear wheels of many factory race team machines.

• Renthal's in house CNC facilities accurately machine each individual rear chainwheel to the tightest tolerance possible ensuring an accurate and reliable fit
• Specially enhanced 7075 T6 aluminum alloy is used to create the perfect rear chainwheel, that is lightweight, durable and strong
• Features self-cleaning mud grooves between every tooth to prevent dirt build up
• 66% lighter than steel

The Renthal 510U-520-42P-HA rear sprocket is engineered specifically for BMW S1000R, S1000RR, and S1000XR models, providing a high-performance upgrade for your motorcycle's drivetrain. Crafted from specially enhanced 7075 T6 aluminum alloy, this sprocket offers an exceptional balance of strength, durability, and lightweight design, being approximately 66% lighter than traditional steel counterparts. CNC machined at Renthal’s in-house facilities, each sprocket adheres to strict tolerances to ensure precise fitment, optimal concentricity, and efficient load distribution, translating to maximum power transfer and smoother operation. The hard anodized surface treatment further enhances wear resistance, making it suitable for demanding riding conditions while maintaining a sleek appearance.
Features include self-cleaning mud grooves between teeth, which effectively prevent dirt and debris buildup, thereby reducing maintenance needs and preserving performance. The lightweight construction aids in reducing rotational mass, contributing to quicker acceleration and improved handling. Designed for durability and high performance, this sprocket is widely used by factory racing teams and serious enthusiasts alike, ensuring your bike performs at its best during intense riding sessions or competitive events.
Installation is straightforward, with each unit designed to meet or exceed OEM specifications for reliable and consistent performance. Whether you're replacing a worn component or upgrading for enhanced performance, the Renthal rear sprocket offers a proven solution that combines innovative engineering with durable materials, ensuring longevity and dependable operation in all riding conditions.

Features:

• CNC machined from high-strength 7075 T6 aluminum alloy for lightweight durability

• Precisely manufactured at Renthal’s in-house CNC facilities for tight tolerances and reliable fitment

• s hard anodized surface for enhanced wear resistance and longevity

• Self-cleaning mud grooves between teeth prevent dirt buildup and reduce maintenance

• Approximately 66% lighter than steel, improving acceleration and handling

• Designed for BMW S1000R, S1000RR (2019-2023), and S1000XR (2020+) models for optimal performance