Description
If you’re running a CR250R at the track or trail, piston longevity and ring seal integrity directly impact your lap times and engine reliability. The Wossner 8021DC delivers the durability and precision needed to sustain peak performance lap after lap, with a complete kit that’s ready to drop into your engine.
Built from 4032 T6 forged aluminum and engineered using finite element analysis, this German-made piston kit minimizes friction losses while handling the thermal and mechanical stress of 2-stroke racing. The permanent skirt coating reduces friction and operating noise, while T6 heat treatment ensures the piston resists deformation even under sustained high-RPM demand.
- Complete kit included
- Piston, rings, pin, clips
- 4032 T6 forged aluminum
- Permanent skirt coating
- FEA-optimized design
- T6 heat-treated
- German precision manufacturing
- Fits CR250R 1986–1996
- MPN: 8021DC
- Bolt-on installation






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