Overview
The Komatsu D31PX-22 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 78 hp, operating weight of 18,056 lb, working depth of 15.40 ft, fuel capacity of 51.6 gal and hydraulic capacity of 26.20 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 D31PX-22 against similar crawler tractor models by power, weight, capacity, dimensions, speed, and other technical values.
Key Specifications
Operating Weight
18,055.90
lb
Net Power
78
hp
Gross Power
80
hp
Full Specifications
66 specs
Dimensions
Fuel Tank - Diesel
51.60 gal / 195.3 L
Ground Clearance
1.04 ft / 0.32 m
Grouser Height
1.86 ft / 0.57 m
Height to Top of Cab
9.06 ft / 2.76 m
Length of Track on Ground
7.17 ft / 2.19 m
Length w/ Blade
13.70 ft / 4.18 m
Width Over Tracks
6.27 ft / 1.91 m
Engine
--
Caterpillar D3B
Alternator Supplied Amperage
35 A
Bore
3.80 in / 97 mm
Coolant
4.80
Cooling System Fluid Capacity
4.80 gal / 18.2 L
Displacement
199 cu in / 3.3 L
Engine Make
2238
Engine Model
SAA4D95LE-5*
Engine Oil Capacity
3 gal / 11.4 L
Engine Type
4-Cycle,water-Cooled,Direct injection
Epa
-3
Final Drive
1
Final Drives Fluid Capacity
1 gal / 3.8 L
Fuel Capacity
51.60 gal / 195.3 L
Gross Power
80 hp / 59.7 kW
Height
33.10 ft / 10.09 m
Horse Power: Iso 9249 / Sae J1349
77.80
Horse Power: Sae J1995
80.50
Hydraulic Fluid Capacity
15.90 gal / 60.2 L
Hydraulic Tank
15.90 gal / 60.2 L
Max Speed - Forward
5.30 mph / 8.5 km/h
Max Speed - Reverse
5.30 mph / 8.5 km/h
Net Power
78 hp / 58.2 kW
Number of Cylinders
4
Number of Forward Gears
3
Number of Reverse Gears
3
Operating Voltage
24 V
Operating Weight
18,056 lb / 8,190 kg
Operating Weight - Rops Cab
18,828 lb / 8,540 kg
Operating Weight - Rops Canopy
17,924 lb / 8,130 kg
Piston Displacement
199 cu in / 3.3 L
Power Measured @
2,200 rpm
Relief Valve Pressure
3,983 psi / 274.6 bar
Stroke
4.60 in / 117 mm
Tractor Weight - Rops Cab
16,138 lb / 7,320 kg
Tractor Weight - Rops Canopy
15,234 lb / 6,910 kg
Width
8.40 ft / 2.56 m
Hydraulics
Blade Angle (Both Directions)
25 deg
Blade Angle(Bore)
0.30 in / 8 mm
Blade Angle(No.Of.Cylinders)
2 deg
Blade Lift(Bore)
0.30 in / 8 mm
Blade Lift(No.Of.Cylinders)
2 in / 51 mm
Blade-Tilit(Bore)
0.30 in / 8 mm
Blade-Tilit(No.Of.Cylinders)
1 in / 25 mm
Capacity
2.20 yd³ / 1.68 m³
Cutting Depth
15.40 ft / 4.69 m
Engine Oil
3 gal / 11.4 L
Hydraulic Oil Capacity(Power Angle Tilt Dozer)
15.90 gal / 60.2 L
Net Power
78 hp / 58.2 kW
Pump Flow Capacity
26.20 gal/min / 99.2 L/min
Undercarriage
Ground Contact Area
2,713 in² / 17,503.2 cm²
Ground Pressure
7 psi / 0.5 bar
Length Of Track Ground
86.03 in / 2,185 mm
Minimum Turning Radius
7.30 ft / 2.23 m
Number Of Shoes (Each Side)
40
Number Of Track Rollers(Each Side)
6
Shoe Width (Standard)
15.75 ft / 4.80 m
Standard Shoe Size
15.75 in / 400 mm
Track Gauge
4.96 ft / 1.51 m
Frequently Asked Questions
What is the operating weight of the Komatsu D31PX-22? +
The Komatsu D31PX-22 has an operating weight of 18,056 lb (8,190 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 D31PX-22 engine? +
The Komatsu D31PX-22 produces 80 hp (59.7 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 D31PX-22 compare to similar Crawler Tractor models? +
You can compare the Komatsu D31PX-22 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.