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Current number of specifications

 
Caterpillar D8R Crawler Tractor

Selected Dimensions

Dimensions
A. Length w/ Blade21 ft in6398 mm
B. Width Over Tracks8.7 ft in2642 mm
C. Height to Top of Cab11.5 ft in3498 mm
D. Length of Track on Ground10.5 ft in3206 mm
E. Ground Clearance1.7 ft in528 mm
F. Length w/o Blade14.9 ft in4554 mm
Undercarriage
G. Track Gauge6.8 ft in2082 mm
H. Standard Shoe Size22 in560 mm

Specification

Engine
MakeCaterpillar
Model3406C
Gross Power328 hp244.6 kw
Net Power305 hp227.4 kw
Power Measured @2100 rpm
Displacement893 cu in14.6 L
Number of Cylinders6
AspirationTurbocharged and Aftercooled
Operational
Operating Weight73850 lb33497.8 kg
Fuel Capacity165.1 gal625 L
Cooling System Fluid Capacity24.3 gal92 L
Engine Oil Capacity8.6 gal32.5 L
Hydraulic Fluid Capacity19 gal72 L
Powertrain Fluid Capacity38 gal144 L
Final Drives Fluid Capacity3.7 gal14 L
Operating Voltage24 V
Alternator Supplied Amperage50 amps
Transmission
TypePower Shift
Number of Forward Gears3
Number of Reverse Gears3
Max Speed - Forward6.7 mph10.8 km/h
Max Speed - Reverse8.6 mph13.8 km/h
Undercarriage
Ground Pressure13.1 psi90.3 kPa
Ground Contact Area5554 in23.6 m2
Standard Shoe Size22 in560 mm
Number of Shoes per Side44
Number of Track Rollers per Side8
Track Pitch8.5 in216 mm
Track Gauge6.8 ft in2082 mm
Hydraulic System
Pump typePiston
Relief Valve Pressure3500 psi24131.6 kPa
Pump Flow Capacity79.3 gal/min300 L/min
Standard Blade
Width12.9 ft in3937 mm
Height66.5 in1690 mm
Capacity11.4 yd38.7 m3
Cutting Depth22.9 in582 mm
Dimensions
Length w/o Blade14.9 ft in4554 mm
Length w/ Blade21 ft in6398 mm
Width Over Tracks8.7 ft in2642 mm
Height to Top of Cab11.5 ft in3498 mm
Length of Track on Ground10.5 ft in3206 mm
Ground Clearance1.7 ft in528 mm