- 2-Stroke precision crank bearings
- Kits contain right and left crankshaft bearings and outer seals
- Seals designed with a fluorocarbon lip to reduce dry start friction on 2-stroke engines
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 1974-1981 | Yamaha | DT125 | |
| 1974-1976 | Yamaha | DT175 | |
| 1978-1981 | Yamaha | DT175 | |
| 1982-1983 | Yamaha | IT175 | |
| 1974-1975 | Yamaha | MX125 | |
| 1974-1975 | Yamaha | MX175 | |
| 1978-1981 | Yamaha | MX175 | |
| 1975-1976 | Yamaha | TY175 | |
| 1982-1983 | Yamaha | YZ100 | |
| 1974-1975 | Yamaha | YZ125 | |
| 1980-1985 | Yamaha | YZ125 | |