Description
OEM-Quality Caterpillar 6030 Final Drive Assembly
Restore powerful track propulsion and maneuverability to your 300-tonne hydraulic mining excavator with a heavy-duty Caterpillar 6030 Final Drive Assembly. Built specifically for Caterpillar 6030 (formerly Bucyrus RH120-E / O&K RH120) excavators and face shovels, this final drive transmission converts high-pressure hydraulic fluid flow into high-torque propel force to move the machine across extreme pit floor conditions and steep bench inclines.
Featuring a robust multi-stage planetary reduction gear set mated to a high-efficiency hydraulic travel motor, this unit withstands extreme torsional shock loads, heavy track tension forces, and continuous duty cycles.
Key Features & Benefits
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Multi-Stage Planetary Reduction: Converts high-speed travel motor output into immense low-speed drive sprocket torque, overcoming high rolling resistance on soft or rocky pit floors.
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Integrated Bent-Axis Hydraulic Motor: Built to handle operating hydraulic pressures up to 350 bar (5,075 psi), providing smooth speed variation and high braking holding torque.
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Automatic Wet Multi-Disc Parking Brake: Spring-applied, hydraulically released internal brake system holds the excavator securely on steep grades during digging cycles.
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Heavy-Duty Duo-Cone Seal Groups: Maintains absolute oil retention while sealing out abrasive slurry, fine rock dust, mud, and water ingress under harsh environmental exposure.
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Forged Gear Housing & Sprocket Flange: High-tensile steel housing resists flexing under heavy track shoe tension and severe lateral digging forces.
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Direct OEM Track Frame Bolt-On: Precision-machined to exact Caterpillar 6030 side-frame tolerances for immediate drop-in replacement on the left or right undercarriage.
Verified Technical Specifications
| Parameter | Specification |
| Compatible Machine Model | Caterpillar 6030 / 6030 FS (Face Shovel / Backhoe) |
| Legacy Model Cross-Reference | Bucyrus RH120-E / O&K RH120 |
| Excavator Working Weight Class | ~287 – 300 tonnes (316 – 330 tons) |
| Drive System Architecture | Multi-stage planetary gear reduction + hydraulic motor |
| Maximum Hydraulic Operating Pressure | 350 bar (5,075 psi) |
| Parking / Holding Brake Type | Wet multi-disc brake (spring-applied, hydraulic release) |







