Categories ↠ Crawler Dozers ↠ Komatsu D31PX-22

Komatsu D31PX-22 Crawler Dozer

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.

See all Komatsu D31PX-22s for sale

Dimensions

Ground Clearance	1 ft (0 m)
Height - Top of Cab	9 ft (3 m)
Length of Track on Ground	7 ft (2 m)
Length w/ Blade	14 ft (4 m)
Width Over Tracks	6 ft (2 m)

Engine

Aspiration	Turbocharged air-to-air aftercooled
Bore	4 in (10 cm)
Displacement	199 cu in (3,261 cu cm)
Engine Model	SAA4D95LE-5*
Gross Power	80 hp (60 kw)
Make	Komatsu
Net Power	78 hp (58 kw)
Number of Cylinders	4
Power Measured @	2200 rpm
Stroke	5 in (12 cm)

Hydraulic System

Pump Flow Capacity	26 gpm (99 lpm)
Pump type	Piston-type
Relief Valve Pressure	3983 psi

Operating Specifications

Alternator Supplied Amperage	35 amps
Cooling System Fluid Capacity	5 gal (18 l)
Engine Oil Capacity	3 gal (11 l)
Final Drives Fluid Capacity	1 gal (4 l)
Fuel Capacity	52 gal (195 l)
Hydraulic Fluid Capacity	16 gal (60 l)
Operating Voltage	24 volts
Operating Weight	18,056 lbs (8,190 kg)

Standard Blade

Blade Angle (both directions)	25 degrees
Capacity	2 cu yd (2 cu m)
Height	33 in (84 cm)
Width	8 ft (3 m)

Transmission

Max Speed - Forward	5 mph (9 kph)
Max Speed - Reverse	5 mph (9 kph)
Number of Forward Gears	3
Number of Reverse Gears	3
Transmission Type	dual-path hydrostatic

Undercarriage

Ground Contact Area	2,713 cu in (44,458 cu cm)
Ground Pressure	6.7 psi
Standard Shoe Size	16 in (40 cm)
Track Gauge	5 ft (2 m)

Komatsu D31PX-22s currently for sale

A 2009 Komatsu D31PX-22 From Brandt Tractor LTD for $57,236.00 USD

Our Main Office

Construction Equipment Guide
470 Maryland Drive
Fort Washington, PA 19034
800-523-2200

About Us

Construction Equipment Guide covers the nation with its four regional newspapers, offering construction and industry news and information along with new and used construction equipment for sale from dealers in your area. Now we extend those services and information to the internet. Making it as easy as possible to find the news and equipment that you need and want.

Contents Copyrighted 2026, by Construction Equipment Guide, which is a Registered Trademark, registered in the U.S. Patent Office. Registration number 0957323. All rights reserved, nothing may be reprinted or reproduced (including framing) in whole or part without written permission from the publisher. All editorial material, photographs, drawings, letters, and other material will be treated as unconditionally assigned for publication and copyright purposes and are subject to Construction Equipment Guide’s unrestricted right to edit and comment editorially. Contributor articles do not necessarily reflect the policy or opinions of this publication.

Read our privacy policy here.
Mastodon