Listed gear-ratio data for 2000 Yamaha 25 HP outboards. Match your exact model and lower unit; some models may have more than one gearcase configuration.
2000 Yamaha 25 HP
Listed ratio values: 1.85:1, 2.08:1
| Model | Gear ratio |
|---|---|
| 25MLHY | 2.08:1 |
| 25MSHY | 2.08:1 |
| 25MSHY3 | 1.85:1 |
| F25ELHY | 2.08:1 |
| F25ELRY | 2.08:1 |
| F25ESHY | 2.08:1 |
| F25MLHY | 2.08:1 |
| F25MSHY | 2.08:1 |
| F25TLRY | 2.08:1 |
Use the ratio that matches your exact outboard model and lower unit, then enter it in the PropSlip calculator.