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Komatsu

D39PX-22

Crawler Dozer

Operating Weight
21,804 lb
Max Speed - Forward
5.3 mph
Gross Power
107.0 hp
Net Power
78.0 hp
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Komatsu D39PX-22 Crawler Dozer
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Specifications

41 data points

Operating Specifications

Operating Specifications specifications
Operating Weight21,804 lb
Fuel Capacity51.6 gal
Cooling System Fluid Capacity6.1 gal
Final Drives Fluid Capacity1.0 gal
Engine Oil Capacity4.0 gal
Hydraulic Fluid Capacity15.9 gal
Operating Voltage24 V
Alternator Supplied Amperage35 A

Engine

Engine specifications
Engine ModelSAA4D107E-1
Displacement199 in³
Power Measured @2,200 rpm
Gross Power107.0 hp
Net Power78.0 hp
Number of Cylinders4
AspirationTurbocharged air-to-air aftercooled
MakeKomatsu
Bore4 in
Stroke5 in

Hydraulic System

Hydraulic System specifications
Pump Flow Capacity26.2 gal/min
Relief Valve Pressure3,983 psi
Pump TypePiston-type

Dimensions

Dimensions specifications
Ground Clearance13 in
Height - Top of Cab113 in
Length of Track on Ground86 in
Width Over Tracks76 in
Length w/ Blade165 in

Transmission

Transmission specifications
Max Speed - Forward5.3 mph
Max Speed - Reverse5.3 mph
Transmission Typedual-path hydrostatic
Number of Forward Gears3
Number of Reverse Gears3

Undercarriage

Undercarriage specifications
Ground Pressure5 psi
Track Gauge71 in
Number of Track Rollers per Side6
Number of Shoes per Side39
Standard Shoe Size25 in
Ground Contact Area4,645 in³

Standard Blade

Standard Blade specifications
Width101 in
Height36 in
Capacity2.20 yd³
Blade Angle (both directions)25 °

Comparable machines

Other crawler dozers in a similar weight class.