The Wiseco team has remained at the forefront of powersports performance through every era and evolution, including the development of high-performance 4-strokes. Today, Wiseco's forged 4-stroke pistons are designed for each specific engine application and built to the tightest tolerances for the ultimate combination of performance and strength. Proven at every level of riding, Wiseco 4-stroke pistons are ready to deliver the power and reliability you're looking for.
This Part Fits:
| Year |
Make |
Model |
Submodel |
| 2004-2006 |
Yamaha |
YFM350 Bruin Auto 2x4 |
Base |
| 2007-2014 |
Yamaha |
YFM350 Grizzly 4x4 Auto |
Base |
| 2007-2014 |
Yamaha |
YFM350 Grizzly Auto |
Base |
| 2007-2012 |
Yamaha |
YFM350 Grizzly IRS 4x4 Auto |
Base |
| 2005-2013 |
Yamaha |
YFM350 Raptor |
Base |
| 2004-2006 |
Yamaha |
YFM350FA Bruin Auto 4x4 |
Base |
| 1989-1999 |
Yamaha |
YFM350FW Big Bear 4x4 |
Base |
| 1996-1999 |
Yamaha |
YFM350U Big Bear 2x4 |
Base |
| 1987-2004 |
Yamaha |
YFM350X Warrior |
Base |
