Shaft Arm Assembly for MerCruiser R MR Alpha One Gen I (1972–1990) 45589A3 18-2169

Includes: - Shaft Arm Assembly

Fits Models: - MerCruiser R MR Alpha One Gen I

Model Years: - 1972–1990

Submodels: - Applies to listed models

Engine Options: - Compatible with standard engine options

Description: The Shaft Arm Assembly is designed for use with MerCruiser R MR Alpha One Gen I outdrives. This assembly is essential for the proper functioning of the drive system, ensuring smooth operation and efficient power transfer.

Features: - Direct replacement for MerCruiser part number 45589A3 - Compatible with models from 1972 to 1990 - Durable construction for marine environments - Direct fitment

Part Number: 45589A3