Renthal Ultralight Grooved Rear Sprocket Black 50T 428 Fits RM80 YZ85

Description

The Renthal Ultralight Rear Sprocket is designed for high-performance motocross and off-road racing. Made from 7075-T6 aluminum alloy, it is 66% lighter than steel while maintaining exceptional durability. Precision CNC machining ensures a precise fit, concentricity, and optimal load distribution. The advanced tooth profile maximizes power transfer and extends chain and sprocket life. Self-cleaning mud grooves help prevent dirt buildup, improving performance in harsh conditions. This 50-tooth rear sprocket is engineered to withstand the demands of Supercross, Motocross, and Enduro racing.