Listed gear-ratio data for 2013 Mercury 200 HP DFI / OptiMax 3.0L outboards. Match your exact model and lower unit; some models may have more than one gearcase configuration.
2013 Mercury 200 HP DFI / OptiMax 3.0L
Listed ratio values: 1.75:1
| Model | Gear ratio |
|---|---|
| 1998-2018 | 1.75:1 |
Use the ratio that matches your exact outboard model and lower unit, then enter it in the PropSlip calculator.