![S3 GAS GAS PRO PISTON S3 GAS GAS PRO PISTON](https://cdn11.bigcommerce.com/s-co5qg/images/stencil/300x300/products/760/2106/300__00897.1554911084.jpg?c=2)
S3 Race Piston. Forged or casted in high quality Aluminum-silicum. Very light and resistant. Reduces vibrations, engine revs build faster, and is supplied with nitrated steel rings. MOS2 piston coating. Edition version for older models of Gas Gas motorcycles.