Description
Stock pistons simply can’t handle the demands of high-performance riding—heat, detonation, and wear will cut your engine life short. The Wössner 8775DA delivers the durability and precision you need to push your CRF-250R to its limits without compromise. Built with German engineering and optimized through advanced FEA simulation, this complete piston kit gives you the reliability that separates serious riders from the rest.
What’s Included:
- Complete piston assembly
- Piston rings
- Wrist pin
- Circlips
Technical Specifications:
- Bore diameter: 76.80mm
- Compression ratio: 13.9:1
- Material: 4032 T6 forged aluminum
- Permanent skirt coating
- Friction-reducing design
- T6 heat-treated
- FEA-optimized geometry
- German-engineered precision
- Honda CRF-250R fitment: 2010–2013
- Bolt-on installation (professional fitting recommended)









