Listed gear-ratio data for 1995 Johnson 30 HP outboards. Match your exact model and lower unit; some models may have more than one gearcase configuration.
1995 Johnson 30 HP
Listed ratio values: 2.15:1
| Model | Gear ratio |
|---|---|
| 30 HP Johnson 2-Stroke | 2.15:1 |
Use the ratio that matches your exact outboard model and lower unit, then enter it in the PropSlip calculator.