Protaper 033228 PTR Rear Sprocket - Aluminum engine-gaskets-seals-transmission-gaskets 1976 Kawasaki JS400

1976 Kawasaki JS400

2011 Ski-Doo MX Z X E-TEC 600 HO

extending engine life

Will break 520

1997 Polaris XLT LTD

Protaper 033228 PTR Rear Sprocket - Aluminum engine-gaskets-seals-transmission-gaskets 1976 Kawasaki JS400Race 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