Komatsu D39PX-21 KOMSTAT II Crawler Dozer Specs

Category: Crawler Dozers ➔
Manufacturer: Komatsu ➔
Model: D39PX-21 KOMSTAT II ➔

The Komatsu D39PX-21 KOMSTAT II Crawler Dozer is a powerful and efficient machine designed for various construction and earthmoving tasks. With a turbocharged and air-to-air aftercooled engine providing 95 horsepower, this dozer boasts impressive performance capabilities. Equipped with a dual-path hydrostatic transmission, the D39PX-21 offers smooth and precise control, allowing operators to navigate challenging terrains with ease. Additionally, the machine's well-balanced dimensions and standard blade features make it a versatile choice for a range of projects.

Dimensions

Komatsu D39PX-21 KOMSTAT II Crawler Dozer Dimensions specifications
Height - Top of Cab	9.10 ft (2.77 m)
Length of Track on Ground	7.80 ft (2.38 m)
Length w/ Blade	13.80 ft (4.21 m)
Width Over Tracks	8.00 ft (2.44 m)

Engine

Komatsu D39PX-21 KOMSTAT II Crawler Dozer Engine specifications
Aspiration	turbocharged and air-to-air aftercooled
Displacement	240.00 cu in (3,932.90 cu cm)
Engine Model	SAA4D102E-2
Net Power	95.00 hp (70.84 kw)
Number of Cylinders	4

Operating Specifications

Komatsu D39PX-21 KOMSTAT II Crawler Dozer Operating Specifications specifications
Cooling System Fluid Capacity	8.50 gal (32.17 l)
Engine Oil Capacity	3.30 gal (12.49 l)
Final Drives Fluid Capacity	0.90 gal (3.41 l)
Fuel Capacity	43.60 gal (165.03 l)
Hydraulic Fluid Capacity	12.40 gal (46.93 l)
Operating Weight	19,620.00 lbs (8,899.49 kg)

Standard Blade

Komatsu D39PX-21 KOMSTAT II Crawler Dozer Standard Blade specifications
Blade Angle (both directions)	25 degrees
Height	3.00 in (7.62 cm)
Width	11.00 ft (3.35 m)

Transmission

Komatsu D39PX-21 KOMSTAT II 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 transmission

Undercarriage

Komatsu D39PX-21 KOMSTAT II Crawler Dozer Undercarriage specifications
Ground Contact Area	4,645.00 cu in (76,118.08 cu cm)
Ground Pressure	4.3 psi
Number of Shoes per Side	39
Number of Track Rollers per Side	6
Standard Shoe Size	25.00 in (63.50 cm)
Track Gauge	5.90 ft (1.80 m)
Track Pitch	70.00 in (177.80 cm)

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