Clutch Dog 3 Jaw Reverse 52-822539t for Mercury 90-120 hp 50-125 hp 3 cyl &4 cyl

Clutch Dog 3 Jaw Reverse for Mercury

This 3 jaw reverse clutch dog, part number 52-822539T, is the engagement component that locks the forward and reverse gears in the lower unit gearcase of compatible Mercury outboards.

Overview

The clutch dog 3 jaw reverse for Mercury is a gearcase component that slides on the propeller shaft to engage the reverse gear when the shift lever is moved. It provides the jawed engagement surfaces that transfer drive torque in reverse, making it a critical wear part in outboard lower units. This clutch dog suits boat owners and marine mechanics servicing Mercury 3 and 4 cylinder outboards from 50 to 125 hp.

Built For Performance

• Three-jaw design for positive reverse gear engagement
• Hardened surfaces built to resist wear from repeated shifting
• Direct replacement for part number 52-822539T
• Fits Mercury 3 cylinder and 4 cylinder gearcases in the listed horsepower range
• Restores reverse drive when the original dog is rounded or worn

Fits These Machines

• for Mercury 90-120 hp outboards
• for Mercury 50-125 hp 3 cylinder outboards
• for Mercury 50-125 hp 4 cylinder outboards

On-The-Job Use

• Lower unit rebuilds and gearcase repairs
• Fixing slipping or jumping reverse engagement
• Scheduled maintenance on high-hour outboards
• Marine repair shops servicing Mercury powerheads

Specs At A Glance

Good To Know

Q: How do I know this clutch dog fits my outboard? A: Confirm your engine is a Mercury 3 or 4 cylinder model in the 50-125 hp range and that your gearcase uses part number 52-822539T. Serial number checks with a dealer can confirm the exact application.

Q: Is this an original Mercury part? A: This is an aftermarket clutch dog made for Mercury outboards, not an original brand product. It is cross-referenced to part number 52-822539T for identification.

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