- Category: Crawler Dozers ➔
- Manufacturer: Komatsu ➔
- Model: D37EX-21 ➔
The Komatsu D37EX-21 Crawler Dozer offers a powerful and efficient solution for a variety of earthmoving tasks. With a turbocharged and air-to-air aftercooled engine, this machine boasts a net power of 85 horsepower and a hydraulic system relief valve pressure of 2990 psi. The dozer's dimensions, operating specifications, and undercarriage details provide a comprehensive overview of its capabilities, making it a reliable and versatile choice for various construction and excavation projects.
General Specifications
Dimensions
Ground Clearance | 1 ft (0 m)
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Height - Top of Cab | 9 ft (3 m)
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Length of Track on Ground | 7 ft (2 m)
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Length w/ Blade | 13 ft (4 m)
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Width Over Tracks | 6 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 | 85 hp (63 kw)
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Number of Cylinders | 4
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Hydraulic System
Relief Valve Pressure | 2990 psi
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Operating Specifications
Cooling System Fluid Capacity | 7 gal (27 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 | 13,250 lbs (6,010 kg)
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Standard Blade
Blade Angle (both directions) | 25 degrees
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Height | 3 in (7 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 | 2,775 cu in (45,474 cu cm)
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Ground Pressure | 5.9 psi
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Number of Shoes per Side | 41
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Number of Track Rollers per Side | 6
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Standard Shoe Size | 16 in (41 cm)
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Track Gauge | 5 ft (1 m)
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Track Pitch | 57 in (145 cm)
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