Description
If you’re rebuilding your TRX250X engine, you need a piston that can handle both aggressive trail riding and race-track demands without sacrificing reliability. The Wiseco 4440M07500 delivers the strength and precision required for high-compression applications, giving you the durability and efficiency that separates a solid rebuild from a great one. Since it ships complete with rings and circlips, you’re ready to get straight to installation without hunting for compatible components.
- 75mm bore diameter
- 12:1 compression ratio
- High-silicon alloy construction
- Includes rings, circlips
- Lightweight design
- Precision CNC-machined
- Trail and racing rated
- Fits 1987-1992 TRX250X
- OEM-equivalent fitment
- Enhanced engine efficiency






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