Renthal 22+ BMW M1000R/ M1000RR/ F900GS Rear Hard Anodized Sprocket - 520-47P Teeth

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

Upgrade your motorcycle’s final-drive performance with the Renthal UltraLight Rear Sprocket, part number REN510U-520-47P-HA. Designed for select BMW M1000R, M1000RR, and F900GS models, this 520-chain rear sprocket is CNC machined from specially enhanced 7075-T6 aluminum for an excellent balance of low weight, strength, and durability. Its hard-anodized surface treatment helps withstand demanding street and track use while maintaining a precise, reliable fit.

• Renthal’s in-house CNC manufacturing process machines each rear sprocket to tight tolerances for accurate fitment, concentricity, and load dispersion


• Computer-engineered tooth profiling supports efficient power transfer and consistent chain engagement


• 7075-T6 aluminum construction delivers high strength with significantly reduced weight compared with steel sprockets


• Self-cleaning mud grooves between each tooth help reduce dirt buildup and support smooth drivetrain operation


• Hard-anodized finish provides enhanced surface wear resistance for long-lasting performance

The Renthal REN510U-520-47P-HA features 47 teeth to help tailor acceleration and gearing characteristics to your riding needs. Its lightweight aluminum construction reduces unsprung and rotating mass, which can contribute to more responsive handling and drivetrain behavior. Renthal’s attention to tooth shape, concentricity, and manufacturing consistency makes this sprocket a practical choice for riders seeking dependable performance and race-inspired engineering.
This rear sprocket fits select 2022-2026 BMW motorcycles, including the 2022 BMW M1000RR; 2023-2025 BMW M1000R; 2023-2026 BMW M1000RR; and 2024-2026 BMW F900GS. Verify your motorcycle’s year, model, chain size, and original gearing before installation. Professional installation is recommended, and the chain and front sprocket should be inspected or replaced as needed to ensure proper drivetrain compatibility.

Features:

• 7075-T6 aluminum construction: Provides a lightweight, strong, and durable rear sprocket material

• CNC machined manufacturing: Supports precise fitment, concentricity, and load dispersion

• 47-tooth gearing: Delivers a 47-tooth rear sprocket configuration for 520 chain applications

• Hard-anodized finish: Helps improve resistance to surface wear and demanding riding conditions

• Self-cleaning mud grooves: Reduce dirt buildup between the teeth for smoother chain operation

• Lightweight design: Weighs substantially less than a comparable steel sprocket to reduce rotating mass

• BMW fitment: Designed for select M1000R, M1000RR, and F900GS models from 2022 through 2026

Fitment:
BMW F900GS Base 2024
BMW F900GS Base 2025
BMW F900GS Base 2026
BMW M1000R Base 2023
BMW M1000R Base 2024
BMW M1000R Base 2025
BMW M1000RR Base 2022
BMW M1000RR Base 2023
BMW M1000RR Base 2024
BMW M1000RR Base 2025