Caterpillar - Underground Dump Truck
CAT AD22 Rebuild
The CAT AD22 is a compact underground articulated dump truck for narrower headings. VRM Mining rebuilds the C11 engine, torque converter, powershift transmission, hydraulics, and wet-disc brakes to OEM Zero Hour standard.

Key specifications
Caterpillar Underground Dump Truck. Figures below reflect the platform we rebuild to OEM Zero Hour standard.
- Payload
- 22 000 kg
- Engine
- Cat C11 ACERT
- Power
- 325 hp / 242 kW
- Gross Machine Mass
- 44 220 kg
- Body Capacity
- 9 - 12 m3
- Transmission
- Planetary powershift 4F/1R
How we rebuild it
Every CAT AD22 rebuild is stripped to bare metal, every wear item replaced, and the machine rebuilt back to OEM torque, clearance, and pressure specification - then tested and certified before it returns to service.
- Standard
- OEM Zero Hour
- Certification
- Dyno + bench test certificates
- Warranty
- 2000-hour on applicable components
- Downtime option
- Exchange / reman units where available
What we rebuild on this machine
Common questions
CAT AD22 rebuild - FAQ
Yes. VRM Mining rebuilds the CAT AD22 (Underground Dump Truck) and its Cat C11 ACERT engine to OEM Zero Hour standard, with dyno-certified engines, test certification, and a 2000-hour warranty on applicable components.
Rebuild your CAT AD22 to OEM standard
Request an assessment or send a parts enquiry and we will scope the work with you.
