Komatsu D155A-2 Dozer

Dimensions

Length W/ Blade 21.53 ft in (6560 mm)
Width Over Tracks 7.03 ft in (2140 mm)
Height To Top Of Cab 12.31 ft in (3750 mm)
Length Of Track On Ground 10.34 ft in (3150 mm)
Ground Clearance 1.65 ft in (500 mm)
Length W/O Blade 17.72 ft in (5400 mm)

Undercarriage

Track Gauge 7.03 ft in (2140 mm)
Standard Shoe Size 22.05 in (560 mm)
Number Of Carrier Rollers Per Side 2
Number Of Track Rollers Per Side 7
Track Pitch 9 in (228.6 mm)
Number Of Shoes Per Side 41

Engine Details

Number Of Cylinders 6
Engine Make Komatsu
Engine Model S6D155-4
Gross Power 320 hp (238.7 kw)
Power Measured @ 2000 rpm
Max Torque 1040 lb ft (1410.1 Nm)
Displacement 1175.4 cu in (19.3 L)
Torque Measured @ 1400 rpm
Aspiration Turbocharged

Operational Specs

Operating Weight 76191.8 lb (34560 kg)
Fuel Tank Capacity 158.6 gal (600 L)
Cooling System Fluid Capacity 43.6 gal (165 L)
Engine Oil Capacity 15.1 gal (57 L)
Powertrain Fluid Capacity 36 gal (136 L)
Final Drives Fluid Capacity 14.6 gal (55 L)
Operating Voltage 24 V

Transmission

Transmission Type TORQFLOW
Number Of Forward Gears 3
Number Of Reverse Gears 3
Max Speed – Forward 7.4 mph (11.8 km/h)
Max Speed – Reverse 8.6 mph (13.7 km/h)

Hydraulic System

Pump Type gear type
Relief Valve Pressure 2000 psi (13789.6 kPa)
Pump Flow Capacity 94 gal/min (355.9 L/min)

Standard Blade

Width 13.6 ft in (4130 mm)
Height 70.5 in (1790 mm)
Capacity 12.3 yd3 (9.4 m3)
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