- 52100 bearing steel is used in these rebuild kits for motocross, off-road, and dual-purpose bikes
- Kits include all the bearings, seals, shafts and spacers required for a complete rebuild
- Thrust bearings are replaced with Teflon® bearings, which perform better in dirt and water
- Expansive application chart covers bikes from the 70's to present
- Imported
| Compatible Vehicles | |||
| Years | Make | Model | Notes |
| 2015-2020 | Yamaha | WR250F | |
| 2016-2018 | Yamaha | WR450F | |
| 2020-2021 | Yamaha | WR450F | |
| 2014-2023 | Yamaha | YZ250F | |
| 2015-2023 | Yamaha | YZ250FX | |
| 2010-2023 | Yamaha | YZ450F | |
| 2016-2022 | Yamaha | YZ450FX | |