Komatsu D21A-8E0 Crawler Dozer Specs

Category: Crawler Dozers ➔
Manufacturer: Komatsu ➔
Model: D21A-8E0 ➔

The Komatsu D21A-8E0 Crawler Dozer is a compact and efficient machine designed for a variety of earthmoving tasks. With its powerful 43.3 hp engine and operating weight of 8179.2 lbs, this dozer offers excellent performance and maneuverability. Equipped with a 4D94LE-2 engine and featuring dimensions such as a ground clearance of 1.2 ft and a height of 5.9 ft, the D21A-8E0 is a versatile and reliable choice for construction projects.

Dimensions

Komatsu D21A-8E0 Crawler Dozer Dimensions specifications
Ground Clearance	1.20 ft (0.37 m)
Height - Top of Cab	5.90 ft (1.80 m)
Length w/ Blade	10.70 ft (3.26 m)

Engine

Komatsu D21A-8E0 Crawler Dozer Engine specifications
Displacement	186.00 cu in (3,048.00 cu cm)
Engine Model	4D94LE-2
Gross Power	43.30 hp (32.29 kw)
Max Torque	128.40 lbs ft (174.08 nm)
Number of Cylinders	4
Power Measured @	2450 rpm
Torque Measured @	1300 rpm

Operating Specifications

Komatsu D21A-8E0 Crawler Dozer Operating Specifications specifications
Cooling System Fluid Capacity	2.70 gal (10.22 l)
Engine Oil Capacity	1.80 gal (6.81 l)
Final Drives Fluid Capacity	1.60 gal (6.06 l)
Fuel Capacity	15.90 gal (60.18 l)
Hydraulic Fluid Capacity	5.60 gal (21.20 l)
Operating Weight	8,179.20 lbs (3,710.03 kg)

Transmission

Komatsu D21A-8E0 Crawler Dozer Transmission specifications
Max Speed - Forward	2.70 mph (4.35 kph)
Max Speed - Reverse	3.50 mph (5.63 kph)
Number of Forward Gears	2
Number of Reverse Gears	2

Undercarriage

Komatsu D21A-8E0 Crawler Dozer Undercarriage specifications
Ground Contact Area	1,570.00 cu in (25,727.75 cu cm)
Ground Pressure	4.5 psi
Number of Carrier Rollers per Side	1
Number of Shoes per Side	37
Number of Track Rollers per Side	5
Standard Shoe Size	11.90 in (30.23 cm)

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