Motorcycle Sprocket Size/Ratio Calculator
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Yamaha YZ450F (2003-2004)
| Front | Rear | Chain | Links | |
| Yamaha YZ450F (2003-2004) | 14 | 48 | 520 | 114 |
Select current size of front and rear sprockets
as well as the new sizes.
as well as the new sizes.
| Front | Rear | Ratio | Torque | Speed |
| 14T | 46T | 3.29 | -4.3% | +4.3% |
| 14T | 47T | 3.36 | -2.1% | +2.1% |
| 14T | 48T | 3.43 | ||
| 14T | 49T | 3.50 | +2.0% | -2.0% |
| 14T | 50T | 3.57 | +4.0% | -4.0% |
| 14T | 51T | 3.64 | +5.9% | -5.9% |
| 14T | 52T | 3.71 | +7.7% | -7.7% |
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