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

FeatureKomatsu D39PX-23DozerKomatsu D39PXI-23Dozer
TypeCrawler DozerCrawler Dozer
Horsepower79.8 kW79.8 kW
Operating Weight9830.0 kg9910.0 kg
Engine ManufacturerKomatsuKomatsu
Engine ModelSAA4D95LESAA4D95LE-6
Gross Power79.8 kW79.8 kW
Net Power78.3 kW78.3 kW
Displacement3261.0 cc3261.0 cc
Power Measured RPM2200 RPM2200 RPM
Number of Forward Gears33
Number of Reverse Gears33
Max Speed Forward8.5 km/h8.5 km/h
Max Speed Reverse8.5 km/h8.5 km/h
Ground Pressure0.3 bar0.3 bar
Fuel Capacity190.0 l190.0 l
Engine Oil Capacity11.4 l11.4 l
Cooling System Capacity34.1 l34.1 l
Hydraulic Capacity60.2 l60.2 l
Final Drives Capacity3.8 l3.8 l
Cab Height286.5 cm301.8 cm
Width Over Track298.7 cm246.9 cm
Length without Blade438.9 cm—
Track Gauge182.9 cm182.9 cm
Ground Clearance39.6 cm39.6 cm
Ground Contact Area60763.4 cm³76118.1 cm³
No of Shoes Per Side3939
No of Track Rollers Per Side66
Shoe Size63.5 cm—
Weight (Operating)9830.0 kg9910.0 kg
Length Overall—438.9 cm
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