- High stiffness-to-mass ratio, shot-peened, heat-treated and preset chrome silicon steel
- Accurate rates to within 2%
- Accuracy and performance
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 1974 | Yamaha | MX250 | |
| 1975 | Yamaha | MX400 | |
| 2000-2004 | Yamaha | TTR125 | |
| 2003-2009 | Yamaha | TTR125E | |
| 2000-2009 | Yamaha | TTR125L | |
| 2011 | Yamaha | TTR125L | |
| 2003-2009 | Yamaha | TTR125LE | |
| 2011-2019 | Yamaha | TTR125LE | |