Oil Seal Seal Shift Shaft 26-816464 1 Lower Unit For Mercruiser Alpha I Gen I

Shift Shaft Oil Seal for Mercruiser

This shift shaft oil seal, OEM cross-reference 26-816464, fits Mercruiser Alpha I Gen I lower units, preventing gear oil leaks and keeping water out of the drive.

Overview

The shift shaft oil seal is a vital component for the Mercruiser Alpha I Gen I sterndrive, sealing the shift shaft where it exits the lower unit. This seal, with part number 26-816464, stops gear oil from escaping and prevents water ingress, protecting internal gears. Designed for the lower unit, it ensures reliable shifting and long-lasting performance.

Built For Performance

• Made from durable nitrile rubber for oil resistance
• Precision-molded to match OEM specifications
• Provides a tight seal against the shift shaft
• Resists wear from shaft rotation
• Direct replacement for part 26-816464

Fits These Machines

• for Mercruiser Alpha I Gen I

On-The-Job Use

• Replaces worn seals during lower unit rebuild
• Essential for preventing gear oil leakage
• Used in marine repair shops and DIY maintenance
• Protects the shift shaft from corrosion

Specs At A Glance

Good To Know

Q: How often should this seal be replaced? A: It's typical to replace it whenever the lower unit is serviced or if oil leaks are noticed around the shift shaft.

Q: Can I install this seal without removing the entire lower unit? A: In some cases, the seal can be replaced with the lower unit in place, but proper access and tools may be required.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.