Description
When you’re pushing a KTM 85 SX to its limits, stock pistons become your limiting factor. The Wossner 8147DA kit delivers the durability and thermal stability required for consistent power across multiple heat cycles, whether you’re racing competitively or logging serious trail hours. This is a complete, bolt-on refresh that restores your engine’s efficiency without requiring machine work.
What’s Included:
- Piston
- Compression rings
- Wrist pin
- Retaining clips
Technical Specifications:
- 4032 T6 forged aluminum
- Permanent skirt coating
- T6 heat-treated
- FEA-optimized design
- German-engineered
- Reduced friction performance
- Fits KTM 85 SX 2003–2025
- MPN: 8147DA







