Yamaha - Gear housing assy - 69A-4380C-00-00 Mercury-40HP-EFI-2014 A: No—just plug it in

A: No—just plug it in

Ideal for boats that spend time trolling

you’ll notice the engine breathing easier

Mercury’s Phantom Black isn’t just any black—it has depth

and poor engine performance

Yamaha - Gear housing assy - 69A-4380C-00-00 Mercury-40HP-EFI-2014 A: No—just plug it inYamaha Gear Housing Assembly Lower Unit Gearcase 69A 4380C 00 00 Overview The gear housing is the backbone of your lower unitits what holds everything together down below. When youre running a Yamaha, this is what keeps your gears protected, aligned, and running in oil where they should be. Ive seen cracked or worn housings turn into major problems fast if theyre ignored. When its solid, though, you get smooth power transfer and peace of mind every