ProTaper Yamaha Rear Black Sprocket - 46 Teeth 85sx Utilizes Renthal's Self-Regulating Seal (SRS)

Utilizes Renthal's Self-Regulating Seal (SRS) technology to increase service life

This provides maximum comfort and traction while alleviating palm abrasions and blistering

Width 800mm

Engineered for professional motocross and off-road racing

Race Spec (RS) Front Sprockets are CNC machined and internally broached to precise tolerances from case-hardened

ProTaper Yamaha Rear Black Sprocket - 46 Teeth 85sx Utilizes Renthal's Self-Regulating Seal (SRS)Race Spec (RS) Rear Sprockets feature our revolutionary Angled Mud Groove. This exclusive design creates a self cleaning effect during operation, shedding away mud that would otherwise lead to horsepower loss and sprocket wear. With their precise CNC machining and unique layout, these grooves also allow an increase in tooth surface area of up to 40% over competing sprockets. As a result, contact with the chain is significantly improved, leading to a