All Equipment Category Specs ↠ Crawler Dozers ↠ Komatsu D21A-3

Komatsu D21A-3 Crawler Dozer

Category: Crawler Dozers (See all Crawler Dozers for sale)
Manufacturer: Komatsu (See all Komatsu Equipment for sale)
Model: D21A-3 (See all Komatsu D21A-3 for sale)

Dimensions

Ground Clearance	1 ft (0 m)
Height - Top of Cab	7 ft (2 m)
Length of Track on Ground	6 ft (2 m)
Length w/ Blade	11 ft (3 m)
Length w/o Blade	8 ft (2 m)
Width Over Tracks	5 ft (2 m)

Engine

Displacement	159 cu in (2,606 cu cm)
Engine Model	4D92-1
Gross Power	37 hp (28 kw)
Number of Cylinders	4
Power Measured @	2450 rpm

Operating Specifications

Cooling System Fluid Capacity	4 gal (14 l)
Fuel Capacity	16 gal (60 l)
Operating Weight	7,562 lbs (3,430 kg)

Standard Blade

Capacity	1 cu yd (1 cu m)
Height	22 in (57 cm)
Width	8 ft (2 m)

Transmission

Max Speed - Forward	4 mph (7 kph)
Max Speed - Reverse	4 mph (6 kph)
Number of Forward Gears	3
Number of Reverse Gears	3
Transmission Type	HS

Undercarriage

Ground Pressure	4.2 psi
Number of Shoes per Side	37
Number of Track Rollers per Side	5
Standard Shoe Size	12 in (30 cm)
Track Gauge	4 ft (1 m)
Track Pitch	5 in (14 cm)

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