Description
The Renthal Ultralight Rear Sprocket is designed for 1993-1998 Yamaha YZ 125, YZ 250, and WR 400 F models. Made from 7075-T6 aluminum alloy, it is 66% lighter than steel while maintaining exceptional durability. Precision CNC machining ensures a precise fit, optimal concentricity, and maximum power transfer. The advanced tooth profile and hard-wearing surface enhance longevity, while self-cleaning mud grooves help prevent dirt buildup, making it ideal for Supercross, Motocross, and Enduro applications.









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