U Joint Heavy Duty | Sierra 18-2174 OB Gear Lube Replaces Sierra Seal18-2794

Replaces Sierra Seal18-2794

Basic hand tools should suffice for installation

Replaces OMC/Johnson/Evinrude 439085

18-0991 Leaf plate gasket

Replaces Pleasurecraft Marine R067005

U Joint Heavy Duty | Sierra 18-2174 OB Gear Lube Replaces Sierra Seal18-2794U Joint Heavy Duty Sierra 18 2174 U Joint Heavy Duty Sierra 18 2174 Replacement heavy duty U joint with internal retaining clips for various Mercruiser, OMC & Volvo Penta stern drives. Sierra heavy duty U joint Fits Mercruiser Alpha 1 units from s n B418818 and above Also fits Alpha One SS and Bravo Fits OMC Cobra and King Cobra from 1990 and up Rockwell Uses internal retaining clips Includes both straight and 90 degree grease fitting Replaces