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

FeatureCaterpillar D3C IIDozerCase 550H LTDozer
TypeCrawler DozerCrawler Dozer
Horsepower56.7 kW55.9 kW
Operating Weight7001.0 kg6494.1 kg
Pump Flow55.3 LPM82.9 LPM
Engine ManufacturerCaterpillarCase
Engine Model32044-390
Gross Power56.7 kW55.9 kW
Net Power52.2 kW50.0 kW
Number of Cylinders44
Displacement5201.3 cc3916.5 cc
Power Measured RPM2400 RPM2200 RPM
Alternator Supplied Amp.40 A65 A
Alternator40 A65 A
Battery12 V12 V
Transmission TypePlanetary powershiftCase constant-mesh
Number of Forward Gears34
Number of Reverse Gears34
Max Speed Forward10.8 km/h9.3 km/h
Max Speed Reverse11.4 km/h10.3 km/h
Ground Pressure0.5 bar0.4 bar
Fuel Capacity121.1 l115.5 l
Engine Oil Capacity12.1 l10.6 l
Cooling System Capacity20.1 l15.9 l
Hydraulic Capacity57.2 l39.0 l
Final Drives Capacity8.3 l5.7 l
Pump typeSingle-section gear pump—
Hydraulic Pump Flow55.3 LPM82.9 LPM
Relief Valve Pressure172.4 bar172.4 bar
Cab Height268.2 cm259.1 cm
Width Over Track179.8 cm176.8 cm
Length Overall374.9 cm399.3 cm
Length without Blade277.4 cm—
Length of Track on Ground192.0 cm198.1 cm
Track Gauge143.3 cm164.6 cm
Ground Clearance30.5 cm36.6 cm
Ground Contact Area34291.6 cm³40902.2 cm³
No of Shoes Per Side3737
No of Track Rollers Per Side56
Shoe Size35.8 cm40.6 cm
Weight (Operating)7001.0 kg6494.1 kg
Aspiration—Naturally
Max Torque—245.4 N-m
Torque Measured RPM—1600 RPM
No of Carrier Rollers Per Side—1
Track Pitch—16.0 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