139-9391 Differential Pinion
Cat® Differential Pinion Gear
Description
Cat power train components must withstand extremely high torque, high shock loads and frequent directional shifts. Cat designs and manufactures transmission and final drive components with these demands in mind, ultimately improving power train durability and performance over the life of the machine.
Features
- Hardened steel pinion bevel gear
- 13 Teeth
- Inside Diameter: 51 mm (2 in)
Applications
The bevel pinion is used in the differential system to transmit engine power to the final drive of the Cat powertrain. Refer to your Operation and Maintenance Manual or contact MECHSC for more information.
Specifications
| Material | Low Alloy Steel |
|---|
Compatible Equipment
- Track Loaders: 834H
- Compactors: 834K
- Wheel Loaders: 986K
- Asphalt Pavers: AD45
Additional information
| Machine Model | |
|---|---|
| Equipment Type | |
| Part Source | Genuine OEM |





