- Helps restore power loss due to the addition of larger tires
- Allows for easier turning of larger tires in the mud
- Better low-end power and torque
- Quicker backshift which results in crisp throttle response
- Reduces belt slip and clutch heat
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 2002-2004 | Yamaha | Grizzly 660 YFM660F 4x4 | |
| 2005-2006 | Yamaha | Grizzly 660 YFM660FA 4x4 | |
| 2008 | Yamaha | Grizzly 660 YFM660FA 4x4 | |
| 2007 | Yamaha | Grizzly 660 YFM660FG 4x4 | |
| 2018-2022 | Yamaha | Grizzly 700 YFM700P 4x4 FI EPS | |
| 2004-2007 | Yamaha | Rhino 660 YXR660FA 4x4 | |
| 2006-2007 | Yamaha | Rhino 660 YXR660FAEX 4x4 Exploring Edition | |
| 2006 | Yamaha | Rhino 660 YXR660FASE 4x4 Special Edition | |
| 2007 | Yamaha | Rhino 660 YXR660FDU 4x4 Ducks Unlimited Edition | |
| 2007 | Yamaha | Rhino 660 YXR660FSE 4x4 Special Edition | |
| 2007 | Yamaha | Rhino 660 YXR660FSP 4x4 Sport Edition | |