Description

The Sierra 18-4220 Thrust Washer is interchangeable with the following: GLM 21300, Mercruiser/Mercury 77987A1, 13171, 12-835467, 12-8354671, 12-835467Q01. Each Sierra product meets or exceeds the original equipment part it replaces. Designed to fit Mercury/Mariner 40-60 HP Bigfoot 4-stroke, 75-125 hp 2-cycle & 4-stroke engines and 135-275 hp 2-cycle. Also for Force 75 hp (1999) and 90-150 hp (1995 and newer). Mercruiser Alpha and Brave I sterndrives.
Sierra Thrust Washer
Meets or exceeds the original equipment quality
Interchangeable with the following: GLM 21300, Mercruiser/Mercury 77987A1, 13171, 12-835467, 12-8354671, 12-835467Q01
Fit specific, check part numbers to ensure proper fit