Wiseco Forged 84.50mm Piston Kit 11:1 Compression Ratio (4939M08450)
- This listing is for ONE piston with rings and circlips, You may need two pistons depending on your motorcycle
- All Wiseco pistons are forged from aerospace aluminum alloys on Wiseco's state-of-the-art forging presses
- Built on a legacy of championships for over 60 years by American craftsmen
- Wiseco pistons have the latest dyno-tested technology to out-perform the competition
- Wiseco forged pistons are priced with rings and circlips
- Wiseco rings, clips and wrist pins only fit Wiseco pistons; also note that ring types do not interchange (i.e. Wiseco CD ring is not interchangeable with TD ring)
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 2014 | Yamaha | Grizzly 450 YFM450D 4x4 | |
| 2007-2008 | Yamaha | Grizzly 450 YFM450FG 4x4 | |
| 2010-2013 | Yamaha | Grizzly 450 YFM450FG 4x4 | |
| 2009 | Yamaha | Grizzly 450 YFM450FGI 4x4 IRS | |
| 2011-2013 | Yamaha | Grizzly 450 YFM450FGP 4x4 EPS | |
| 2014 | Yamaha | Grizzly 450 YFM450P 4x4 EPS | |
| 2018-2022 | Yamaha | Kodiak 450 YFM450 4x4 Auto | |
| 2018-2022 | Yamaha | Kodiak 450 YFM450 4x4 Auto EPS | |
| 2019-2022 | Yamaha | Kodiak 450 YFM450 4x4 Auto EPS SE | |
| 2003-2006 | Yamaha | Kodiak 450 YFM450FA 4x4 | |
| 2006-2009 | Yamaha | Rhino 450 YXR450FA 4x4 | |
| 2007-2008 | Yamaha | Rhino 450 YXR450FSE 4x4 Special Edition | |
| 2006-2010 | Yamaha | Wolverine 450 YFM450FX 4x4 | |