Overview
The Komatsu D85A-21 is a crawler tractor listed in the Heavy Equipment Hub equipment database with structured specifications for comparison, research, and machine selection. Key specification points include engine power of 228 hp, operating weight of 53,881 lb, working depth of 21.30 ft, fuel capacity of 126.9 gal and hydraulic capacity of 51.30 gal/min. This model can be reviewed for pulling power, implement matching, agricultural operations, and equipment comparison. Use the full specifications table to compare the Komatsu D85A-21 against similar crawler tractor models by power, weight, capacity, dimensions, speed, and other technical values.
Key Specifications
Operating Weight
53,881
lb
Gross Power
228
hp
Full Specifications
40 specs
Dimensions
Ground Clearance
1.37 ft / 0.42 m
Height to Top of Cab
11.09 ft / 3.38 m
Length of Track on Ground
9.32 ft / 2.84 m
Length w/ Blade
22.41 ft / 6.83 m
Length w/o Blade
15.52 ft / 4.73 m
Width Over Tracks
8.60 ft / 2.62 m
Engine
Cooling System Fluid Capacity
20.90 gal / 79.1 L
Displacement
930 cu in / 15.2 L
Engine Make
2238
Engine Model
S6D125E
Engine Oil Capacity
7.20 gal / 27.3 L
Final Drives Fluid Capacity
10.90 gal / 41.3 L
Fuel Capacity
126.90 gal / 480.4 L
Gross Power
228 hp / 170.0 kW
Height
54.80 in / 1,392 mm
Hydraulic Fluid Capacity
26.70 gal / 101.1 L
Max Speed - Forward
3.80 mph / 6.1 km/h
Max Speed - Reverse
4.90 mph / 7.9 km/h
Max Torque
737 lb-ft / 1,000 Nm
Number of Cylinders
6
Number of Forward Gears
3
Number of Reverse Gears
3
Operating Voltage
24 V
Operating Weight
53,881 lb / 24,440 kg
Power Measured @
2,000 rpm
Powertrain Fluid Capacity
23.80 gal / 90.1 L
Relief Valve Pressure
2,774 psi / 191.2 bar
Torque Measured @
1,400 rpm
Width
12.30 ft / 3.75 m
Hydraulics
Capacity
6.90 yd³ / 5.28 m³
Cutting Depth
21.30 ft / 6.49 m
Pump Flow Capacity
51.30 gal/min / 194.2 L/min
Undercarriage
Ground Contact Area
4,930.56 in² / 31,810.0 cm²
Ground Pressure
8 psi / 0.6 bar
Number Of Carrier Rollers Per Side
2
Number Of Shoes Per Side
39
Number of Track Rollers per Side
7
Standard Shoe Size
22.05 in / 560 mm
Track Gauge
6.57 ft / 2.00 m
Track Pitch
8.51 in / 216 mm
Frequently Asked Questions
What is the operating weight of the Komatsu D85A-21? +
The Komatsu D85A-21 has an operating weight of 53,881 lb (24,440 kg). This places it in a class suited for crawler tractor applications where ground pressure and transport weight are key considerations.
How powerful is the Komatsu D85A-21 engine? +
The Komatsu D85A-21 produces 228 hp (170.0 kW) of engine power. This output is typical for its weight class and designed to handle demanding Crawler Tractor work cycles efficiently.
How does the Komatsu D85A-21 compare to similar Crawler Tractor models? +
You can compare the Komatsu D85A-21 side by side with any other model using the Heavy Equipment Hub compare tool. Key comparison points include engine power, operating weight, digging depth, hydraulic flow, and overall dimensions.