- Computer-designed to achieve ultimate strength at minimum weight
- JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value
- Every sprocket meets or exceeds the highest possible quality standards for the motorcycle industry
- Sprockets are heat-treated and bead blasted to reduce material surface tension
- Made with top-quality-grade C45 high-carbon steel
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 1978 | Yamaha | RD400 | |
| 1979 | Yamaha | RD400 Daytona Special | |
| 1977-1981 | Yamaha | XS400 | |
| 1978-1979 | Yamaha | XS400-2 | |
| 1976-1978 | Yamaha | XS500 | |