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Komatsu

D155A-2

Crawler Dozer

Operating Weight
76,192 lb
Max Speed - Forward
7.4 mph
Gross Power
320.0 hp
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Komatsu D155A-2 Crawler Dozer
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Specifications

37 data points

Operating Specifications

Operating Specifications specifications
Operating Weight76,192 lb
Fuel Capacity158.6 gal
Cooling System Fluid Capacity43.6 gal
Final Drives Fluid Capacity14.6 gal
Engine Oil Capacity15.1 gal
Operating Voltage24 V

Engine

Engine specifications
Engine ModelS6D155-4
Displacement1,175 in³
Power Measured @2,000 rpm
Gross Power320.0 hp
Number of Cylinders6
Aspirationturbocharged
Torque Measured @1,400 rpm
Max Torque1,040 lb-ft

Hydraulic System

Hydraulic System specifications
Pump Flow Capacity94.0 gal/min
Relief Valve Pressure2,000 psi
Pump Typegear type

Dimensions

Dimensions specifications
Ground Clearance20 in
Height - Top of Cab149 in
Length of Track on Ground125 in
Width Over Tracks85 in
Length w/ Blade259 in
Length w/o Blade214 in

Transmission

Transmission specifications
Max Speed - Forward7.4 mph
Max Speed - Reverse8.6 mph
Transmission TypeTORQFLOW
Number of Forward Gears3
Number of Reverse Gears3

Undercarriage

Undercarriage specifications
Track Gauge85 in
Number of Track Rollers per Side7
Number of Shoes per Side41
Number of Carrier Rollers per Side2
Standard Shoe Size22 in
Track Pitch9 in

Standard Blade

Standard Blade specifications
Width163 in
Height71 in
Capacity12.29 yd³

Comparable machines

Other crawler dozers in a similar weight class.