Komatsu D31PX-22 Crawler Dozer Specs

Category: Crawler Dozers ➔
Manufacturer: Komatsu ➔
Model: D31PX-22 ➔

The Komatsu D31PX-22 Crawler Dozer is a powerful and versatile machine designed for a variety of earthmoving tasks. With its turbocharged, air-to-air aftercooled engine producing 80 horsepower, this dozer is equipped to handle tough terrains with ease. Its hydraulic system features a pump flow capacity of 26.2 gpm and a relief valve pressure of 3983 psi, providing efficient performance on the job site. With an operating weight of 18055.9 lbs and a fuel capacity of 51.6 gallons, the D31PX-22 offers reliability and power for your construction needs.

Dimensions

Komatsu D31PX-22 Crawler Dozer Dimensions specifications
Ground Clearance	1.10 ft (0.34 m)
Height - Top of Cab	9.10 ft (2.77 m)
Length of Track on Ground	7.20 ft (2.19 m)
Length w/ Blade	13.70 ft (4.18 m)
Width Over Tracks	6.30 ft (1.92 m)

Engine

Komatsu D31PX-22 Crawler Dozer Engine specifications
Aspiration	Turbocharged air-to-air aftercooled
Bore	3.80 in (9.65 cm)
Displacement	199.00 cu in (3,261.03 cu cm)
Engine Model	SAA4D95LE-5*
Gross Power	80.00 hp (59.66 kw)
Make	Komatsu
Net Power	78.00 hp (58.17 kw)
Number of Cylinders	4
Power Measured @	2200 rpm
Stroke	4.60 in (11.68 cm)

Hydraulic System

Komatsu D31PX-22 Crawler Dozer Hydraulic System specifications
Pump Flow Capacity	26.20 gpm (99.17 lpm)
Pump type	Piston-type
Relief Valve Pressure	3983 psi

Operating Specifications

Komatsu D31PX-22 Crawler Dozer Operating Specifications specifications
Alternator Supplied Amperage	35 amps
Cooling System Fluid Capacity	4.80 gal (18.17 l)
Engine Oil Capacity	3.00 gal (11.36 l)
Final Drives Fluid Capacity	1.00 gal (3.79 l)
Fuel Capacity	51.60 gal (195.31 l)
Hydraulic Fluid Capacity	15.90 gal (60.18 l)
Operating Voltage	24 volts
Operating Weight	18,055.90 lbs (8,190.03 kg)

Standard Blade

Komatsu D31PX-22 Crawler Dozer Standard Blade specifications
Blade Angle (both directions)	25 degrees
Capacity	2.20 cu yd (1.68 cu m)
Height	33.10 in (84.07 cm)
Width	8.40 ft (2.56 m)

Transmission

Komatsu D31PX-22 Crawler Dozer Transmission specifications
Max Speed - Forward	5.30 mph (8.53 kph)
Max Speed - Reverse	5.30 mph (8.53 kph)
Number of Forward Gears	3
Number of Reverse Gears	3
Transmission Type	dual-path hydrostatic

Undercarriage

Komatsu D31PX-22 Crawler Dozer Undercarriage specifications
Ground Contact Area	2,713.00 cu in (44,458.20 cu cm)
Ground Pressure	6.7 psi
Standard Shoe Size	15.80 in (40.13 cm)
Track Gauge	5.00 ft (1.52 m)

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