Athena (S4C05800001B) Piston Kit
Special Features
- Engineereed specifically for Yamaha dirt bikes to be resistant to impact and fatigue
- Built from race proven designs to Yamaha factory specifications
- Chosen by the top race teams in all forms of racing including super cross, motocross, GNCC, superbike, and more
- Maximizes HP and service life in Yamaha Dirt Bikes and offroad vehicles
- Fits the following rides Yamaha YZ 125 1997-2016
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