Category : Crawler Dozers ➔ Manufacturer : Komatsu ➔ Model : D155A-2 ➔
The Komatsu D155A-2 is a powerful Crawler Dozer designed to tackle tough jobs with ease. With a turbocharged engine delivering 320 horsepower and a hydraulic system with a pump flow capacity of 94 gpm, this machine is built for efficiency and productivity. Its standard blade capacity of 12.3 cu yd, along with its operating weight of 76191.8 lbs, make it a versatile and reliable choice for various construction and earthmoving projects. Get to know more about the impressive dimensions, specifications, and performance capabilities of the Komatsu D155A-2 below.
Dimensions
Komatsu D155A-2 Crawler Dozer Dimensions specifications
Ground Clearance
1.70 ft (0.52 m)
Height - Top of Cab
12.40 ft (3.78 m)
Length of Track on Ground
10.40 ft (3.17 m)
Length w/ Blade
21.60 ft (6.58 m)
Length w/o Blade
17.80 ft (5.43 m)
Width Over Tracks
7.10 ft (2.16 m)
Engine
Komatsu D155A-2 Crawler Dozer Engine specifications
Aspiration
turbocharged
Displacement
1,175.40 cu in (19,261.40 cu cm)
Engine Model
S6D155-4
Gross Power
320.00 hp (238.63 kw)
Max Torque
1,040.00 lbs ft (1,410.03 nm)
Number of Cylinders
6
Power Measured @
2000 rpm
Torque Measured @
1400 rpm
Hydraulic System
Komatsu D155A-2 Crawler Dozer Hydraulic System specifications
Pump Flow Capacity
94.00 gpm (355.79 lpm)
Pump type
gear type
Relief Valve Pressure
2000 psi
Operating Specifications
Komatsu D155A-2 Crawler Dozer Operating Specifications specifications
Cooling System Fluid Capacity
43.60 gal (165.03 l)
Engine Oil Capacity
15.10 gal (57.15 l)
Final Drives Fluid Capacity
14.60 gal (55.26 l)
Fuel Capacity
158.60 gal (600.30 l)
Operating Voltage
24 volts
Operating Weight
76,191.80 lbs (34,560.06 kg)
Standard Blade
Komatsu D155A-2 Crawler Dozer Standard Blade specifications
Capacity
12.30 cu yd (9.40 cu m)
Height
70.50 in (179.07 cm)
Width
13.60 ft (4.15 m)
Transmission
Komatsu D155A-2 Crawler Dozer Transmission specifications
Max Speed - Forward
7.40 mph (11.91 kph)
Max Speed - Reverse
8.60 mph (13.84 kph)
Number of Forward Gears
3
Number of Reverse Gears
3
Transmission Type
TORQFLOW
Undercarriage
Komatsu D155A-2 Crawler Dozer Undercarriage specifications
Number of Carrier Rollers per Side
2
Number of Shoes per Side
41
Number of Track Rollers per Side
7
Standard Shoe Size
22.10 in (56.13 cm)
Track Gauge
7.10 ft (2.16 m)
Track Pitch
9.00 in (22.86 cm)
