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

FeatureKomatsu D31E-20DozerKomatsu D31PL-20EDozer
TypeCrawler DozerCrawler Dozer
Horsepower52.2 kW52.9 kW
Operating Weight6290.0 kg7190.0 kg
Engine ManufacturerKomatsuKomatsu
Engine ModelS4D102ES4D102E-1-A
Net Power52.2 kW—
AspirationTurbocharged—
Number of Cylinders44
Displacement3921.4 cc3921.4 cc
Power Measured RPM2350 RPM2350 RPM
Transmission TypeHydrostaticHydrostatic
Number of Forward Gears33
Number of Reverse Gears33
Max Speed Forward6.6 km/h—
Max Speed Reverse7.2 km/h—
Ground Pressure0.4 bar—
Fuel Capacity115.1 l—
Engine Oil Capacity14.0 l—
Cooling System Capacity22.3 l—
Final Drives Capacity9.8 l—
Pump typeGear type—
Relief Valve Pressure172.0 bar—
Track Gauge146.3 cm192.0 cm
Ground Contact Area31522.2 cm³—
No of Shoes Per Side37—
No of Track Rollers Per Side56
Shoe Size33.0 cm105.2 cm
Weight (Operating)6290.0 kg7190.0 kg
Gross Power—52.9 kW
Cab Height—274.3 cm
Width Over Track—295.7 cm
Length Overall—390.1 cm
Length without Blade—304.8 cm
Length of Track on Ground—219.5 cm
Ground Clearance—39.6 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