Description
When you’re pushing your XR400R or TRX400EX to its limits, factory pistons become a liability. The Wiseco Piston Kit delivers the strength and thermal stability needed to survive high-RPM runs and demanding riding conditions while maximizing power output. This complete top-end solution handles the engineering so you can focus on performance.
- High-silicone forged aluminum construction
- Reduced thermal expansion properties
- Includes rings, wrist pins, circlips
- Top-end gasket set included
- Bolt-on installation, complete kit
- Wiseco rings compatibility required
- Engineered for XR400R 1996-2004
- Engineered for TRX400EX 1999-2008
- Withstands extreme temperatures
- Enhanced engine longevity
