Komatsu D40A-1 Dozer

Contents

Dimensions
Undercarriage
Engine Details
Operational Specs
Transmission
Standard Blade

Dimensions

Length W/ Blade	13.95 ft in (4250 mm)
Width Over Tracks	6.37 ft in (1940 mm)
Height To Top Of Cab	8.6 ft in (2620 mm)
Length Of Track On Ground	6.76 ft in (2060 mm)
Ground Clearance	1.19 ft in (360 mm)
Length W/O Blade	10.8 ft in (3290 mm)

Undercarriage

Track Gauge	5.06 ft in (1540 mm)
Standard Shoe Size	15.75 in (400 mm)
Number Of Shoes Per Side	37
Number Of Carrier Rollers Per Side	1
Ground Pressure	7.17 psi (49.44 kPa)
Number Of Track Rollers Per Side	5
Track Pitch	6.89 in (175 mm)

Engine Details

Number Of Cylinders	4
Engine Make	Komatsu
Engine Model	S4D105
Gross Power	80 hp (59.7 kw)
Power Measured @	2400 rpm
Displacement	242.9 cu in (4 L)

Operational Specs

Operating Weight	20547.1 lb (9320 kg)
Fuel Tank Capacity	55.5 gal (210 L)
Cooling System Fluid Capacity	9 gal (34 L)

Transmission

Transmission Type	DD
Number Of Forward Gears	4
Number Of Reverse Gears	3
Max Speed – Forward	6 mph (9.5 km/h)
Max Speed – Reverse	4.8 mph (7.7 km/h)

Standard Blade

Width	10.4 ft in (3150 mm)
Height	29.6 in (750 mm)
Cutting Depth	15 in (380 mm)

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