Listed gear-ratio data for 2001 Honda 90 HP outboards. Match your exact model and lower unit; some models may have more than one gearcase configuration.
2001 Honda 90 HP
Listed ratio values: 2.00:1
| Model | Gear ratio |
|---|---|
| BF90A legacy | 2.00:1 |
Use the ratio that matches your exact outboard model and lower unit, then enter it in the PropSlip calculator.