The R2900G underground loader is designed for high production, low cost-per-ton loading and tramming in underground mining applications. Compact design with agile performance, rugged construction and simplified maintenance ensures excellent productivity, long life and low operating costs. Engineered for performance, designed for comfort, built to last.
Engine Model | Cat® C15 |
Gross Power - SAE J1995 | 409 HP |
Bore | 5.4 in |
Stroke | 6.8 in |
Displacement | 927.9 in³ |
Gross Power - VR Engine - SAE J1995 | 409 HP |
Gross Power - Tier 3 Engine - SAE J1995 | 409 HP |
Rated Power | 1800 r/min |
Nominal Payload Capacity | 37920 lb |
Gross Machine Mass | 155095 lb |
Static Tipping Load - Straight Ahead - Lift Arms Horizontal | 88015 lb |
Static Tipping Load - Full Turn - Lift Arms Horizontal | 75109 lb |
Breakout Force - SAE | 60298 lb |
Empty* | 110692 lb |
Loaded* | 148611 lb |
Loaded - Front Axle | 110716 lb |
Empty - Front Axle | 50832 lb |
Empty - Rear Axle | 59860 lb |
Loaded - Rear Axle | 37895 lb |
Note | *Calculated Weight. |
Forward - 1 | 3.4 mile/h |
Forward - 2 | 6 mile/h |
Forward - 3 | 10.7 mile/h |
Forward - 4 | 18.5 mile/h |
Reverse - 1 | 4.1 mile/h |
Reverse - 2 | 7.3 mile/h |
Reverse - 3 | 13 mile/h |
Reverse - 4 | 22 mile/h |
Raise | 9.2 s |
Dump | 3.4 s |
Lower, Empty, Float Down | 3.1 s |
Total Cycle Time | 15.7 s |
Bucket Capacities | 6.3-8.9 m3 (8.2-11.6 yd3) |
Dump Bucket - 4** | 11.6 yd³ |
Dump Bucket - 2** | 9.4 yd³ |
Dump Bucket - 1** | 8.2 yd³ |
Dump Bucket - 3** | 10.9 yd³ |
Note | **High penetration bucket versions also available. |
Axle Oscillation | 8° |
Articulation Angle | 42.5° |
Outside Clearance Radius | 288.3 in |
Inner Clearance Radius | 133.2 in |
Tire Size | 29.5 × 29 34 PLY VSMS |
Rear Differential and Final Drives - With Axle Oil Cooling System | 44.1 gal (US) |
Front Differential and Final Drives - With Axle Oil Cooling System | 42 gal (US) |
Engine Crankcase | 9 gal (US) |
Front Differential and Final Drives | 31.4 gal (US) |
Transmission | 16.4 gal (US) |
Hydraulic Tank | 37 gal (US) |
Rear Differential and Final Drives | 33.5 gal (US) |
Fuel Tank - Dual | 376.4 gal (US) |
Cooling System | 19.8 gal (US) |
Standards | ROPS/FOPS Certified Cab |