Mercury Optimax DFI Lower unit (3 Cyl.) 70-115HP years 2004-2018

Mercury 70hp, 90hp, 115HP (3 Cyl.) DFI/Optimax Lower Unit years 2004-2018

Available brand new or rebuilt (please select below). Rebuilt units are built by OBR Parts and Marine with all-new bearings, seals, and gears, and are often better than OEM thanks to updated parts.

Important: To make sure you get the correct lower unit, please provide the serial number and model number on the transom bracket of the motor. Email orders@hawkeyemarine.net or call 615-691-1433. We would be happy to assist you with your purchase.

Warranty: 2-year warranty included. An optional 12-month extended warranty is available for $371 (must be added within 30 days of purchase).

Core: There is no core charge for this lower unit, and no core value if returned.

Comes with a water pump. You will need to add gear oil.

About Hawkeye Marine: As a dealer for OBR Parts and Marine (established 1982), we sell new and rebuilt powerheads, lower units, and sterndrives, backed by fitment help from outboard specialists.