Gear ratio reference

2003 Yamaha 225 HP Gear Ratio

Exact Model / Lower Unit Ratio

Listed gear-ratio data for 2003 Yamaha 225 HP outboards. Match your exact model and lower unit; some models may have more than one gearcase configuration.

2003 Yamaha 225 HP

Listed ratio values: 1.75:1, 1.81:1, 2.00:1

Model Gear ratio
F225TURB 2.00:1
F225TXRB 2.00:1
LF225TURB 2.00:1
LF225TXRB 2.00:1
LX225TXRB 1.81:1
SX225TURB 1.81:1
SX225TXRB 1.81:1
VX225TLRB 1.81:1
VZ225TLRB 1.75:1

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