Gear ratio reference

2024 Yamaha 350 HP Gear Ratio

Exact Model / Lower Unit Ratio

Listed gear-ratio data for 2024 Yamaha 350 HP outboards. Match your exact model and lower unit; some models may have more than one gearcase configuration.

2024 Yamaha 350 HP

Listed ratio values: 1.75:1

Model Gear ratio
F350NSA 1.75:1
F350NSA2 1.75:1
F350NSA4 1.75:1
F350USA 1.75:1
F350USA2 1.75:1
F350USA4 1.75:1
F350XSA 1.75:1
F350XSA2 1.75:1
F350XSA4 1.75:1
LF350USA 1.75:1
LF350USA2 1.75:1
LF350USA4 1.75:1
LF350XSA 1.75:1
LF350XSA2 1.75:1
LF350XSA4 1.75:1

Use the ratio that matches your exact outboard model and lower unit, then enter it in the PropSlip calculator.