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Komatsu

D40A-1

Crawler Dozer

Operating Weight
20,547 lb
Max Speed - Forward
6.0 mph
Gross Power
80.0 hp
All crawler dozers
Komatsu D40A-1 Crawler Dozer
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Specifications

28 data points

Operating Specifications

Operating Specifications specifications
Operating Weight20,547 lb
Fuel Capacity55.5 gal
Cooling System Fluid Capacity9.0 gal

Engine

Engine specifications
Engine ModelS4D105
Displacement243 in³
Power Measured @2,400 rpm
Gross Power80.0 hp
Number of Cylinders4

Dimensions

Dimensions specifications
Ground Clearance15 in
Height - Top of Cab103 in
Length of Track on Ground81 in
Width Over Tracks77 in
Length w/ Blade168 in
Length w/o Blade130 in

Transmission

Transmission specifications
Max Speed - Forward6.0 mph
Max Speed - Reverse4.8 mph
Transmission TypeDD
Number of Forward Gears4
Number of Reverse Gears3

Undercarriage

Undercarriage specifications
Ground Pressure7 psi
Track Gauge61 in
Number of Track Rollers per Side5
Number of Shoes per Side37
Number of Carrier Rollers per Side1
Standard Shoe Size16 in
Track Pitch7 in

Standard Blade

Standard Blade specifications
Width125 in
Height30 in

Comparable machines

Other crawler dozers in a similar weight class.