- 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
| Height - Top of Cab | 9.10 ft (2.77 m)
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| Length of Track on Ground | 7.80 ft (2.38 m)
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| Length w/ Blade | 13.80 ft (4.21 m)
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| Width Over Tracks | 8.00 ft (2.44 m)
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Engine
| Aspiration | turbocharged and air-to-air aftercooled
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| Displacement | 240.00 cu in (3,932.90 cu cm)
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| Engine Model | SAA4D102E-2
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| Net Power | 95.00 hp (70.84 kw)
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| Number of Cylinders | 4
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Operating Specifications
| Cooling System Fluid Capacity | 8.50 gal (32.17 l)
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| Engine Oil Capacity | 3.30 gal (12.49 l)
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| Final Drives Fluid Capacity | 0.90 gal (3.41 l)
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| Fuel Capacity | 43.60 gal (165.03 l)
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| Hydraulic Fluid Capacity | 12.40 gal (46.93 l)
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| Operating Weight | 19,620.00 lbs (8,899.49 kg)
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Standard Blade
| Blade Angle (both directions) | 25 degrees
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| Height | 3.00 in (7.62 cm)
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| Width | 11.00 ft (3.35 m)
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Transmission
| Max Speed - Forward | 5.30 mph (8.53 kph)
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| Max Speed - Reverse | 5.30 mph (8.53 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 | 4,645.00 cu in (76,118.08 cu cm)
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| Ground Pressure | 4.3 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 | 25.00 in (63.50 cm)
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| Track Gauge | 5.90 ft (1.80 m)
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| Track Pitch | 70.00 in (177.80 cm)
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