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Komatsu D39PX-22 Crawler Dozer

The Komatsu D39PX-22 Crawler Dozer is a powerful and versatile machine designed for a variety of earthmoving tasks. With its turbocharged, air-to-air aftercooled engine and dual-path, hydrostatic transmission, this dozer offers exceptional performance and efficiency on the job site. Equipped with a standard blade capacity of 2.2 cu yd or 3.1 cu yd, and boasting a ground contact area of 4,646 cu in or 4,635.93 cu in, this dozer can handle a wide range of materials with ease. From its strong hydraulic system to its comfortable cab design, the Komatsu D39PX-22 is a reliable and productive choice for any construction or excavation project.


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Dimensions

Ground Clearance1.10 ft (0.34 m)
Height - Top of Cab9.40 ft (2.87 m)
Length of Track on Ground7.20 ft (2.19 m)
Length w/ Blade13.70 ft (4.18 m)
Width Over Tracks6.30 ft (1.92 m)

Engine

AspirationTurbocharged air-to-air aftercooled
Bore4.30 in (10.92 cm)
Displacement199.00 cu in (3,261.03 cu cm)
Engine ModelSAA4D107E-1
Gross Power107.00 hp (79.79 kw)
MakeKomatsu
Net Power78.00 hp (58.17 kw)
Number of Cylinders4
Power Measured @2200 rpm
Stroke4.90 in (12.45 cm)

Hydraulic System

Pump Flow Capacity26.20 gpm (99.17 lpm)
Pump typePiston-type
Relief Valve Pressure3983 psi

Operating Specifications

Alternator Supplied Amperage35 amps
Cooling System Fluid Capacity6.10 gal (23.09 l)
Engine Oil Capacity4.00 gal (15.14 l)
Final Drives Fluid Capacity1.00 gal (3.79 l)
Fuel Capacity51.60 gal (195.31 l)
Hydraulic Fluid Capacity15.90 gal (60.18 l)
Operating Voltage24 volts
Operating Weight21,803.80 lbs (9,890.05 kg)

Standard Blade

Blade Angle (both directions)25 degrees
Capacity2.20 cu yd (1.68 cu m)
Height35.90 in (91.19 cm)
Width8.40 ft (2.56 m)

Transmission

Max Speed - Forward5.30 mph (8.53 kph)
Max Speed - Reverse5.30 mph (8.53 kph)
Number of Forward Gears3
Number of Reverse Gears3
Transmission Typedual-path hydrostatic

Undercarriage

Ground Contact Area4,645.00 cu in (76,118.08 cu cm)
Ground Pressure4.7 psi
Number of Shoes per Side39
Number of Track Rollers per Side6
Standard Shoe Size25.00 in (63.50 cm)
Track Gauge5.90 ft (1.80 m)
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