- Category: Crawler Dozers ➔
- Manufacturer: Komatsu ➔
- Model: D31E-20 ➔
The Komatsu D31E-20 Crawler Dozer is equipped with a turbocharged engine, boasting a net power of 70 horsepower. With a sturdy 4-cylinder S4D102E engine model, this machine delivers reliability and efficiency for various earthmoving tasks. Its hydraulic system features a gear type pump and a relief valve pressure of 2494.7 psi, ensuring smooth operation. With an operating weight of 13,867.1 pounds, a fuel capacity of 30.4 gallons, and a ground contact area of 1923.6 square inches, this dozer is designed for optimal performance in diverse job sites.
General Specifications
Engine
Aspiration | Turbocharged
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Displacement | 239 cu in (3,921 cu cm)
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Engine Model | S4D102E
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Net Power | 70 hp (52 kw)
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Number of Cylinders | 4
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Power Measured @ | 2350 rpm
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Hydraulic System
Pump type | gear type
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Relief Valve Pressure | 2494.7 psi
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Operating Specifications
Cooling System Fluid Capacity | 6 gal (22 l)
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Engine Oil Capacity | 4 gal (14 l)
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Final Drives Fluid Capacity | 3 gal (10 l)
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Fuel Capacity | 30 gal (115 l)
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Operating Weight | 13,867 lbs (6,290 kg)
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Transmission
Max Speed - Forward | 4 mph (7 kph)
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Max Speed - Reverse | 5 mph (7 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 | Hydroshift
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Undercarriage
Ground Contact Area | 1,924 cu in (31,522 cu cm)
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Ground Pressure | 6 psi
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Number of Shoes per Side | 37
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Number of Track Rollers per Side | 5
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Standard Shoe Size | 13 in (33 cm)
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Track Gauge | 5 ft (1 m)
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