GLM Super Gear Housing Bearing 1.32:1 for Mercury (Replaces 3166818A1)

Upgrade your Mercury outboard with the GLM Super Gear Housing Bearing 1.32:1 (GLM21550), designed as a direct replacement for OEM part 3166818A1. This high-performance bearing supports smooth operation in the lower unit gearcase, ensuring optimal power transmission and propulsion efficiency.- Direct replacement for Mercury OEM part 3166818A1- Supports drive shaft and pinion gear in the lower unit gearcase- Tri-metal construction: steel shell, copper-lead alloy, and soft metal overlay- Superior load capacity and corrosion resistance for saltwater environments- Easy installation—no shims or re-metalling required- Reduces wear on outboard bearings and extends gearcase life- OEM-equivalent quality at a better valueFits: Mercury outboards using OEM part 3166818A1