Listed gear-ratio data for 2006 Nissan 3.5 HP outboards. Match your exact model and lower unit; some models may have more than one gearcase configuration.
2006 Nissan 3.5 HP
Listed ratio values: 1.85:1, 2.15:1
| Model | Gear ratio |
|---|---|
| NS3.5A2 | 1.85:1 |
| NS3.5B2 | 1.85:1 |
| NSF3.5A | 2.15:1 |
Use the ratio that matches your exact outboard model and lower unit, then enter it in the PropSlip calculator.