Stellar Industries 77741 Bearing and Seal Kit for 14", 17" and 25" Enclosed Knuc

If you’re unsure whether this part is compatible with your truck or equipment, please contact us to confirm fitment before purchasing.

The Stellar Industries 77741 Bearing and Seal Kit is an OEM service kit for compatible 14-inch, 17-inch, and 25-inch enclosed knuckle-mount assemblies. It provides replacement bearings and seals needed to service the rotating knuckle joint.

Replacing worn bearings and seals helps restore smooth movement, reduce excessive play, retain lubrication, and protect the enclosed assembly from dirt and moisture.

What This Part Is Used For

The Stellar 77741 kit services the bearing and sealing components inside compatible enclosed knuckle mounts. The bearings support controlled rotation under load, while the seals retain lubricant and help prevent contaminants from entering the assembly.

Common Reasons For Replacement

Excessive movement or play in the knuckle joint
Grinding, clicking, or rough movement
Grease leaking from the enclosed mount
Damaged, hardened, or missing seals
Moisture or debris inside the bearing housing
Bearings are worn, pitted, or corroded
Assembly binds during rotation
Knuckle mount undergoing scheduled rebuilding

Key Features

Stellar Industries part number 77741
Combined bearing and seal service kit
Fits compatible 14-inch enclosed knuckle mounts
Fits compatible 17-inch enclosed knuckle mounts
Fits compatible 25-inch enclosed knuckle mounts
Supports smooth rotation under load
Helps eliminate excessive bearing play
Retains grease inside the mount
Protects bearings from dirt and moisture
Designed for enclosed knuckle-mount rebuilding