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Komatsu D40A-3 Crawler Dozers

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SPECS / CRAWLER DOZERS

Komatsu D40A-3 Specs

Komatsu D40A-3 crawler dozer specifications: type Crawler Dozer, horsepower 69.4 kW, operating weight 9800.0 kg, engine manufacturer Komatsu.

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Manufacturer specifications

SpecificationMetricImperial
TypeCrawler Dozer
Horsepower69.4 kW93 HP
Operating Weight9800.0 kg21605.4 lbs
Engine ManufacturerKomatsu
Engine Model6 D105-1
Gross Power69.4 kW93 HP
Number of Cylinders6
Displacement6490.9 cc396.1 cu in.
Power Measured RPM2350 RPM
Transmission TypeDirect Drive
Number of Forward Gears5
Number of Reverse Gears4
Max Speed Forward8.9 km/h5.5 mph
Max Speed Reverse8.0 km/h5 mph
Ground Pressure0.5 bar7.3 psi
Fuel Capacity245.3 l64.8 gal
Cooling System Capacity33.3 l8.8 gal
Cab Height280.4 cm110.4 in.
Width Over Track195.1 cm76.8 in.
Length Overall426.7 cm168.0 in.
Length without Blade341.4 cm134.4 in.
Length of Track on Ground207.3 cm81.6 in.
Track Gauge155.4 cm61.2 in.
Ground Clearance36.6 cm14.4 in.
No of Carrier Rollers Per Side1
No of Shoes Per Side37
No of Track Rollers Per Side5
Shoe Size40.1 cm15.8 in.
Weight (Operating)9800.0 kg21605.4 lbs
Track Pitch17.5 cm6.9 in.

Source: heavyequipments.net archive (imported 2026-10). Values may vary by variant and production year; seller claims are shown separately on the listing page.

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