Yamaha - Gear - 689-45560-10-00 Mercury-15HP-EFI-2021 real-time information you can trust

real-time information you can trust

optimizing the performance of your outboard motor

Suitable for routine maintenance or seasonal propeller changes

Inspect the oil tank

Yamaha - Gear - 689-45560-10-00 Mercury-15HP-EFI-2021 real-time information you can trustYamaha Gear Lower Unit Component 689 45560 10 00 Overview The gear is a critical internal component of your Yamaha outboards lower unit, responsible for transmitting engine power through the gearcase to the propeller. Precision engineered for smooth engagement, this gear plays a key role in forward propulsion and overall drivetrain efficiency. It works in coordination with other internal gears to ensure reliable shifting and consistent performance on