Yamaha - Gear - 66R-45560-01-00 Mercury-15HP-EFI-2012 and potential disconnection within your

and potential disconnection within your outboard engine

or carry you to that tucked-away spot only a few people know about

Upper mounting bracket with gland seal

Off-brand filters may fit but can restrict fuel flow or fail to properly separate water

dock boxes

Yamaha - Gear - 66R-45560-01-00 Mercury-15HP-EFI-2012 and potential disconnection within yourYamaha Gear Lower Unit Gear Component 66R 45560 01 00 Overview The gear is a critical component within the Yamaha outboard lower unit, designed to transfer and manage engine power through the drivetrain. It works in coordination with other gears to ensure smooth operation, proper torque distribution, and efficient propulsion. Built to OEM specifications, this gear delivers precise engagement, durability, and reliable performance in demanding marine