Categories ↠ Crawler Dozers ↠ Komatsu D37EX-21

Komatsu D37EX-21 Crawler Dozer

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.

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General Specifications

Dimensions

Ground Clearance	1 ft (0 m)
Height - Top of Cab	9 ft (3 m)
Length of Track on Ground	7 ft (2 m)
Length w/ Blade	13 ft (4 m)
Width Over Tracks	6 ft (2 m)

Engine

Aspiration	turbocharged and air-to-air aftercooled
Displacement	240 cu in (3,933 cu cm)
Engine Model	SAA4D102E-2
Net Power	85 hp (63 kw)
Number of Cylinders	4

Hydraulic System

Relief Valve Pressure

2990 psi

Operating Specifications

Cooling System Fluid Capacity	7 gal (27 l)
Engine Oil Capacity	3 gal (12 l)
Final Drives Fluid Capacity	1 gal (3 l)
Fuel Capacity	44 gal (165 l)
Hydraulic Fluid Capacity	12 gal (47 l)
Operating Weight	13,250 lbs (6,010 kg)

Standard Blade

Blade Angle (both directions)	25 degrees
Height	3 in (7 cm)
Width	9 ft (3 m)

Transmission

Max Speed - Forward	5 mph (9 kph)
Max Speed - Reverse	5 mph (9 kph)
Number of Forward Gears	3
Number of Reverse Gears	3
Transmission Type	Dual-path hydrostatic transmission

Undercarriage

Ground Contact Area	2,775 cu in (45,474 cu cm)
Ground Pressure	5.9 psi
Number of Shoes per Side	41
Number of Track Rollers per Side	6
Standard Shoe Size	16 in (41 cm)
Track Gauge	5 ft (1 m)
Track Pitch	57 in (145 cm)

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