Exclusive heat treatment and quenching process for strength and durability
The strongest, longest-lasting steel replacement sprocket available
Sunstar Powerdrive countershaft sprockets are long-lasting sprockets designed for exceptional durability and reliability. They are constructed from case-hardened chromoly steel and are specially treated to resist rust and corrosion. Sunstar has supplied the global market with the deepest range of sprocket options since 1946, and their Powerdrive countershaft sprockets are another example of their leading-edge design, testing, and technology. Always gear-up with Sunstar Powerdrive countershaft sprockets to maintain a top-performing bike.