Yamaha Lower Unit Assembly - 689-45300-07-4D Mercury-135HP-Verado-4-CYL-2015 Boat weight and typical load

Boat weight and typical load

Its robust construction offers excellent resistance to corrosion and wear

Note: Mounting hardware not included

Easy to clean

It supports smoother operation

Yamaha Lower Unit Assembly - 689-45300-07-4D Mercury-135HP-Verado-4-CYL-2015 Boat weight and typical loadYamaha Lower Unit Assembly Gearcase Component 689 45300 07 4D Overview The lower unit assembly is a critical component of your Yamaha outboard, responsible for transferring engine power to the propeller for efficient propulsion. Built with Yamahas precision engineering, this gearcase assembly ensures smooth shifting, consistent performance, and dependable operation on the water. Its durable construction is designed to withstand harsh marine