Komatsu D39EX22 Crawler Dozer Specs

Category: Crawler Dozers ➔
Manufacturer: Komatsu ➔
Model: D39EX22 ➔

The Komatsu D39EX22 Crawler Dozer boasts a powerful turbocharged, air-to-air aftercooled engine with a gross power of 80 horsepower and a net power of 78 horsepower. Equipped with a dual-path, hydrostatic transmission, this machine features a standard blade capacity of 2.2 cubic yards and can achieve a maximum speed of 5.3 mph both forward and in reverse. The dozer's hydraulic system offers a pump flow capacity of 26.2 gpm and a relief valve pressure of 3983 psi, making it suitable for a variety of earthmoving and construction tasks. With an operating weight of 18055.9 lbs and a fuel capacity of 51.6 gallons, the D39EX22 is a reliable and efficient choice for heavy-duty projects.

Dimensions

Komatsu D39EX22 Crawler Dozer Dimensions specifications
Ground Clearance	1.30 ft (0.40 m)
Height - Top of Cab	9.40 ft (2.87 m)
Track Gauge	5.50 ft (1.68 m)

Engine

Komatsu D39EX22 Crawler Dozer Engine specifications
Aspiration	Turbocharged air-to-air aftercooled
Bore	4.30 in (10.92 cm)
Displacement	199.00 cu in (3,261.03 cu cm)
Engine Model	Komatsu SAA4D107E-1*
Gross Power	80.00 hp (59.66 kw)
Net Power	78.00 hp (58.17 kw)
Number of Cylinders	4
Power Measured @	2200 rpm
Stroke	4.90 in (12.45 cm)

Hydraulic System

Komatsu D39EX22 Crawler Dozer Hydraulic System specifications
Pump Flow Capacity	26.20 gpm (99.17 lpm)
Relief Valve Pressure	3983 psi

Operating Specifications

Komatsu D39EX22 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 D39EX22 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 D39EX22 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 D39EX22 Crawler Dozer Undercarriage specifications
Ground Contact Area	33,650,567.40 cu in (551,435,220.43 cu cm)
Ground Pressure	6 psi
Track Gauge	5.50 ft (1.68 m)

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