Description
If you’re running a TRX300EX hard—whether on the trail or at the track—factory pistons won’t cut it. This Wiseco kit delivers the strength and precision you need to push higher RPMs and sustain aggressive riding without failure. You get everything needed for installation: pistons, rings, and circlips in one complete package.
- 74mm bore diameter
- 11:1 compression ratio
- High-silicon alloy construction
- Fits Honda TRX300EX 1993-2008
- Includes rings and circlips
- Bolt-on installation
- MPN: 4574M07400
- Wiseco engineered quality









