Description
The stock piston in your YZ450F will eventually wear, lose compression, and cost you power when it matters most. Wossner’s 12.9:1 piston kit restores—and exceeds—factory performance with German engineering and premium forged aluminum designed to handle sustained high-RPM abuse. This complete bolt-on kit gives you the durability and efficiency needed to push harder without compromise.
- 4032 T6 forged aluminum
- Permanent skirt coating
- FEA-optimized design
- T6 heat-treated
- Reduced friction
- Minimized piston rock
- 12.9:1 compression ratio
- Includes rings, pin, clips
- Fits YZ450F 2018-2019
- Quiet operation
- High-load durability
