Komatsu D21A-6 Crawler Dozer Specs

Category: Crawler Dozers ➔
Manufacturer: Komatsu ➔
Model: D21A-6 ➔

The Komatsu D21A-6 Crawler Dozer is a compact yet powerful machine designed for exceptional performance in various terrains. With a Gross Power of 40 horsepower and an Operating Weight of 7936.7 pounds, this bulldozer offers unmatched efficiency and productivity. Its robust undercarriage features 37 shoes per side and 5 track rollers per side, ensuring stability and durability during operation. Equipped with a standard blade width of 7.2 feet and a transmission type of HS, the D21A-6 guarantees smooth and precise maneuverability for all your earthmoving needs.

Dimensions

Komatsu D21A-6 Crawler Dozer Dimensions specifications
Ground Clearance	1.00 ft (0.30 m)
Height - Top of Cab	8.20 ft (2.50 m)
Length of Track on Ground	5.60 ft (1.71 m)
Length w/ Blade	11.20 ft (3.41 m)
Length w/o Blade	8.40 ft (2.56 m)
Width Over Tracks	5.30 ft (1.62 m)

Engine

Komatsu D21A-6 Crawler Dozer Engine specifications
Displacement	164.20 cu in (2,690.76 cu cm)
Engine Model	4D95S
Gross Power	40.00 hp (29.83 kw)
Number of Cylinders	4
Power Measured @	2450 rpm

Operating Specifications

Komatsu D21A-6 Crawler Dozer Operating Specifications specifications
Operating Weight	7,936.70 lbs (3,600.03 kg)

Standard Blade

Komatsu D21A-6 Crawler Dozer Standard Blade specifications
Height	23.30 in (59.18 cm)
Width	7.20 ft (2.19 m)

Transmission

Komatsu D21A-6 Crawler Dozer Transmission specifications
Number of Forward Gears	2
Number of Reverse Gears	2
Transmission Type	HS

Undercarriage

Komatsu D21A-6 Crawler Dozer Undercarriage specifications
Number of Shoes per Side	37
Number of Track Rollers per Side	5
Standard Shoe Size	11.90 in (30.23 cm)
Track Gauge	4.30 ft (1.31 m)
Track Pitch	5.40 in (13.72 cm)

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