Yamaha Lower Unit Assembly - 66M-45300-02-8D Mercury-250HP-4-6L-V8-2022 Mercury – Marine Bearing |

Mercury – Marine Bearing | Drivetrain Support | Grease-Packed Steel | 86754T

Ideal for owners who rely on steady

and MerCruiser engines

Part of clamp tool kit (P/N 803146A04)

EXTRA HEAVY-DUTY RATCHET MOUNT STAINLESS STEEL

Yamaha Lower Unit Assembly - 66M-45300-02-8D Mercury-250HP-4-6L-V8-2022 Mercury – Marine Bearing |Yamaha Lower Unit Assembly Complete Drive System 66M 45300 02 8D Overview The lower unit assembly is a critical component of your Yamaha outboard, designed to transfer engine power to the propeller while ensuring smooth gear engagement and reliable propulsion. Precision engineered with high quality materials, this assembly delivers efficient power transfer and consistent performance. Built to OEM specifications, it offers a precise fit and dependable