Caterpillar D7R Series II
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Contents:
Dimensions
| Length W/ Blade | 18.67 ft in (5690 mm) |
| Width Over Tracks | 8.33 ft in (2540 mm) |
| Height To Top Of Cab | 11.08 ft in (3372 mm) |
| Length Of Track On Ground | 9.33 ft in (2878 mm) |
| Ground Clearance | 1.37 ft in (416 mm) |
| Length W/O Blade | 15.5 ft in (4736 mm) |
Undercarriage
| Track Gauge | 6.5 ft in (1980 mm) |
| Standard Shoe Size | 22 in (560 mm) |
| Number Of Shoes Per Side | 40 |
| Ground Pressure | 10.9 psi (75 kPa) |
| Ground Contact Area | 5016 in2 (3.22 m2) |
| Number Of Track Rollers Per Side | 7 |
| Track Pitch | 8.5 in (216 mm) |
Engine
| Number Of Cylinders | 6 |
| Engine Make | 2236 |
| Engine Model | 3176C |
| Gross Power | 258 hp (192 kw) |
| Net Power | 240 hp (179 kw) |
| Power Measured @ | 2100 rpm |
| Displacement | 629 cu in (10.3 L) |
Operational
| Operating Weight | 55786 lb (25304 kg) |
| Fuel Capacity | 126.5 gal (479 L) |
| Cooling System Fluid Capacity | 20.4 gal (77.4 L) |
| Engine Oil Capacity | 8.2 gal (31 L) |
| Powertrain Fluid Capacity | 47 gal (178 L) |
| Final Drives Fluid Capacity | 3.4 gal (13 L) |
| Operating Voltage | 24 V |
| Alternator Supplied Amperage | 95 amps |
Transmission
| Transmission Type | Hydrostatic |
| Number Of Forward Gears | 3 |
| Number Of Reverse Gears | 3 |
| Max Speed - Forward | 6.6 mph (10.6 km/h) |
| Max Speed - Reverse | 8.5 mph (13.6 km/h) |
Hydraulic System
| Relief Valve Pressure | 3307 psi (22800 kPa) |
| Pump Flow Capacity | 47.6 gal/min (180 L/min) |
Standard Blade
| Width | 12.1 ft in (3693 mm) |
| Height | 60 in (1524 mm) |
| Capacity | 9 yd3 (6.9 m3) |
| Cutting Depth | 20.7 in (527 mm) |
