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Manufacturer-sourced values side by side. No performance equivalence or ranking is applied across different machine classes.

FeatureKomatsu D40P-3DozerKomatsu D41A-3Dozer
TypeCrawler DozerCrawler Dozer
Horsepower69.4 kW69.4 kW
Operating Weight10620.0 kg9800.0 kg
Engine ManufacturerKomatsuKomatsu
Engine Model6 D105-16 D105-1
Gross Power69.4 kW69.4 kW
Number of Cylinders66
Displacement6490.9 cc6490.9 cc
Power Measured RPM2350 RPM2350 RPM
Transmission TypeDirect DriveHydrostatic
Number of Forward Gears53
Number of Reverse Gears43
Ground Pressure0.2 bar0.5 bar
Cab Height283.5 cm280.4 cm
Width Over Track249.9 cm195.1 cm
Length Overall460.2 cm426.7 cm
Length without Blade359.7 cm341.4 cm
Length of Track on Ground259.1 cm207.3 cm
Track Gauge176.8 cm155.4 cm
Ground Clearance45.7 cm36.6 cm
No of Carrier Rollers Per Side11
No of Shoes Per Side4337
No of Track Rollers Per Side65
Shoe Size72.1 cm40.1 cm
Weight (Operating)10620.0 kg9800.0 kg
Track Pitch17.5 cm17.5 cm
Max Speed Forward—7.7 km/h
Max Speed Reverse—10.9 km/h
Fuel Capacity—245.3 l
Cooling System Capacity—33.3 l
Sourceheavyequipments.net archive (imported 2026-10)heavyequipments.net archive (imported 2026-10)
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Side-by-side specification comparisons generated from the manufacturer-sourced model files. · 7,051