- Category: Crawler Dozers ➔
- Manufacturer: Komatsu ➔
- Model: D39EX-21 KOMSTAT II ➔
The Komatsu D39EX-21 KOMSTAT II Crawler Dozer is a powerful and versatile machine designed to tackle a variety of earthmoving tasks with ease. With a turbocharged and air-to-air aftercooled engine providing 95 horsepower, this bulldozer offers efficient performance in a compact package. Operating at an weight of 18,780 pounds, the dozer features a 9-foot wide blade and a dual path, hydrostatic transmission with 3 forward and 3 reverse gears. With its durable undercarriage and impressive ground contact area, the Komatsu D39EX-21 KOMSTAT II is capable of handling tough terrain and demanding job sites with precision and reliability.
General Specifications
Dimensions
Height - Top of Cab | 9 ft (3 m)
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Length of Track on Ground | 8 ft (2 m)
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Length w/ Blade | 14 ft (4 m)
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Width Over Tracks | 7 ft (2 m)
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Engine
Aspiration | turbocharged and air-to-air aftercooled
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Displacement | 240 cu in (3,933 cu cm)
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Engine Model | SAA4D102E-2
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Net Power | 95 hp (71 kw)
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Operating Specifications
Cooling System Fluid Capacity | 9 gal (32 l)
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Engine Oil Capacity | 3 gal (12 l)
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Final Drives Fluid Capacity | 1 gal (3 l)
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Fuel Capacity | 44 gal (165 l)
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Hydraulic Fluid Capacity | 12 gal (47 l)
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Operating Weight | 18,780 lbs (8,518 kg)
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Standard Blade
Blade Angle (both directions) | 25 degrees
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Height | 3 in (8 cm)
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Width | 9 ft (3 m)
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Transmission
Max Speed - Forward | 5 mph (9 kph)
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Max Speed - Reverse | 5 mph (9 kph)
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Number of Forward Gears | 3
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Number of Reverse Gears | 3
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Transmission Type | dual path hydrostatic transmission
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Undercarriage
Ground Contact Area | 3,365 cu in (55,143 cu cm)
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Ground Pressure | 5.6 psi
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Number of Shoes per Side | 39
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Number of Track Rollers per Side | 6
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Standard Shoe Size | 18 in (46 cm)
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Track Gauge | 6 ft (2 m)
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Track Pitch | 65 in (165 cm)
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