Stellar 105772 TM7120 V3 Crane Gear Box - Use Kit 111884

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 105772 TM7120 V3 Gear Box is an OEM heavy-duty gearbox assembly designed for compatible Stellar TM7120 TireMan tire service crane systems.

This gearbox transfers power through the crane drive system to provide controlled movement under demanding operating conditions. Replacing a worn, damaged, leaking, or failed gearbox helps restore smooth operation, proper torque transfer, and dependable performance of the TM7120 crane. Stellar identifies Kit 111884 as the current replacement kit for this gearbox.

What This Part Is Used For

The Stellar 105772 gearbox is used within compatible TM7120 V3 crane assemblies to transmit rotational power through the crane drive system. Its heavy-duty gear reduction design provides the torque required for controlled crane movement while supporting demanding tire service applications.

Common Reasons For Replacement

Gearbox has excessive internal wear
Crane movement is rough or inconsistent
Gearbox produces grinding or abnormal noise
Output shaft has excessive play
Gearbox housing or mounting points are damaged
Lubricant or hydraulic fluid is leaking from the assembly
Crane movement has become slow or unreliable
Internal gears or bearings have failed
Gearbox was damaged during crane operation
Crane drive system is being rebuilt or restored

Key Features

Stellar Industries part number 105772
OEM TM7120 V3 gearbox assembly
Designed for compatible Stellar TM7120 TireMan cranes
Heavy-duty cast housing
Provides gear reduction and torque transfer
Designed for demanding crane operating loads
Supports controlled crane movement
Direct replacement for applicable TM7120 configurations
Stellar specifies replacement Kit 111884
OEM crane drivetrain component