Yamaha Lower Unit Assembly - 689-45300-07-4D Mercury-135HP-Verado-4-CYL-2015 and maintains the reliability you

and maintains the reliability you need on the water

Standard 10-pin SmartCraft rigging points

6J8-13641-10-94 - MANIFOLD 1WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer

This product has been superseded by: MEX00406T

It’s the same design used in Mercury’s own factory fuel systems

Yamaha Lower Unit Assembly - 689-45300-07-4D Mercury-135HP-Verado-4-CYL-2015 and maintains the reliability youYamaha 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