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.
The Renthal UltraLight Rear Chainwheel, part number 397U-520-38P-HA, is engineered for high-performance powersports vehicles. Crafted from CNC-machined 7075 T6 aluminum, this sprocket offers an exceptional balance of strength and weight savings, making it approximately 66% lighter than traditional steel counterparts. Its precise manufacturing process ensures a perfect fit, optimal concentricity, and efficient load dispersion, which are critical for maximum power transfer during intense riding sessions. Features such as advanced tooth profiling optimize engagement, further enhancing performance and durability on the track or trail. The lightweight design reduces rotational mass, contributing to quicker acceleration and improved handling. Designed with cutting-edge surface treatments, this sprocket offers outstanding wear resistance, ensuring longevity even under demanding conditions. Whether for racing or recreational riding, the Renthal UltraLight Rear Chainwheel delivers reliable performance with a focus on reducing weight without sacrificing strength or durability. Compatible with a variety of powersports vehicles, it integrates seamlessly into your drivetrain system, supporting aggressive riding styles and high torque loads. This product is suitable for those seeking to upgrade their rear sprocket for enhanced speed, responsiveness, and overall efficiency. Trust Renthal’s reputation for quality and innovation to deliver a high-performance component that meets the rigorous demands of motorsports enthusiasts.
Features:
- CNC machined from 7075 T6 aluminum for lightweight strength
- Approximately 66% lighter than steel sprockets
- Precision manufacturing ensures perfect fitment and concentricity
- Optimized tooth profile for maximum power transfer
- Advanced surface treatments for enhanced wear resistance
- Designed for high-performance powersports applications
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