Komatsu D40A-3 Crawler Dozer Specs

Category: Crawler Dozers ➔
Manufacturer: Komatsu ➔
Model: D40A-3 ➔

The Komatsu D40A-3 Crawler Dozer is a robust and reliable machine designed for heavy-duty earthmoving and construction tasks. With a powerful 93 hp engine and versatile transmission system, this dozer offers exceptional performance and efficiency on any job site. Its durable undercarriage configuration, featuring a track gauge of 5.1 ft and a ground pressure of 7.3 psi, provides stability and traction to navigate various terrains with ease. Additionally, the machine's standard blade width of 10.5 ft and operating weight of 21,605.4 lbs make it well-suited for completing challenging tasks efficiently.

Dimensions

Komatsu D40A-3 Crawler Dozer Dimensions specifications
Ground Clearance	1.20 ft (0.37 m)
Height - Top of Cab	9.20 ft (2.80 m)
Length of Track on Ground	6.80 ft (2.07 m)
Length w/ Blade	14.00 ft (4.27 m)
Length w/o Blade	11.20 ft (3.41 m)
Width Over Tracks	6.40 ft (1.95 m)

Engine

Komatsu D40A-3 Crawler Dozer Engine specifications
Displacement	396.10 cu in (6,490.93 cu cm)
Engine Model	6D105-1
Gross Power	93.00 hp (69.35 kw)
Number of Cylinders	6
Power Measured @	2350 rpm

Operating Specifications

Komatsu D40A-3 Crawler Dozer Operating Specifications specifications
Cooling System Fluid Capacity	8.80 gal (33.31 l)
Fuel Capacity	64.80 gal (245.27 l)
Operating Weight	21,605.40 lbs (9,800.06 kg)

Standard Blade

Komatsu D40A-3 Crawler Dozer Standard Blade specifications
Height	29.60 in (75.18 cm)
Width	10.50 ft (3.20 m)

Transmission

Komatsu D40A-3 Crawler Dozer Transmission specifications
Max Speed - Forward	5.50 mph (8.85 kph)
Max Speed - Reverse	5.00 mph (8.05 kph)
Number of Forward Gears	5
Number of Reverse Gears	4
Transmission Type	DD

Undercarriage

Komatsu D40A-3 Crawler Dozer Undercarriage specifications
Ground Pressure	7.3 psi
Number of Carrier Rollers per Side	1
Number of Shoes per Side	37
Number of Track Rollers per Side	5
Standard Shoe Size	15.80 in (40.13 cm)
Track Gauge	5.10 ft (1.55 m)
Track Pitch	6.90 in (17.53 cm)

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