- All kits contain two main bearings and two seals, except where noted
- Precision, high-quality main bearing and seal kits complement Hot Rods crankshaft assemblies
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 2001-2009 | Yamaha | WR250F | Does Not Include Oil Seals |
| 2011-2013 | Yamaha | WR250F | Does Not Include Oil Seals |
| 2015-2021 | Yamaha | WR250F | |
| 2008 | Yamaha | WR250R | |
| 2008 | Yamaha | WR250X | |
| 2001-2002 | Yamaha | YZ250F | |
| 2003-2013 | Yamaha | YZ250F | Does Not Include Oil Seals |
| 2014-2021 | Yamaha | YZ250F | |
| 2021 | Yamaha | YZ250F Monster Energy Yamaha Racing Edition | |
| 2015-2021 | Yamaha | YZ250FX | |