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SPECS / COMPARISON

Caterpillar D3C II vs Case 550H LT

A detailed comparison of the Caterpillar D3C II and the Case 550H LT. Click a model name to view its full specifications.

Horsepower
Caterpillar D3C II56.7 kW (76 HP)
Case 550H LT55.9 kW (75 HP)
Operating Weight
Caterpillar D3C II7001.0 kg (15434.6 lbs)
Case 550H LT6494.1 kg (14317 lbs)
SpecificationCaterpillar D3C IICaterpillar D3C IICrawler DozersCase 550H LTCase 550H LTCrawler Dozers
TypeCrawler DozerCrawler Dozer
Horsepower56.7 kW (76 HP)55.9 kW (75 HP)
Operating Weight7001.0 kg (15434.6 lbs)6494.1 kg (14317 lbs)
Pump Flow55.3 LPM (14.6 GPM)82.9 LPM (21.9 GPM)
Engine ManufacturerCaterpillarCase
Engine Model32044-390
Gross Power56.7 kW (76 HP)55.9 kW (75 HP)
Net Power52.2 kW (70 HP)50.0 kW (67 HP)
Number of Cylinders44
Displacement5201.3 cc (317.4 cu in.)3916.5 cc (239 cu in.)
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/h (6.7 mph)9.3 km/h (5.8 mph)
Max Speed Reverse11.4 km/h (7.1 mph)10.3 km/h (6.4 mph)
Ground Pressure0.5 bar (7.2 psi)0.4 bar (5.7 psi)
Fuel Capacity121.1 l (32 gal)115.5 l (30.5 gal)
Engine Oil Capacity12.1 l (3.2 gal)10.6 l (2.8 gal)
Cooling System Capacity20.1 l (5.3 gal)15.9 l (4.2 gal)
Hydraulic Capacity57.2 l (15.1 gal)39.0 l (10.3 gal)
Final Drives Capacity8.3 l (2.2 gal)5.7 l (1.5 gal)
Pump typeSingle-section gear pump—
Hydraulic Pump Flow55.3 LPM (14.6 GPM)82.9 LPM (21.9 GPM)
Relief Valve Pressure172.4 bar (2500 psi)172.4 bar (2500 psi)
Cab Height268.2 cm (105.6 in.)259.1 cm (102.0 in.)
Width Over Track179.8 cm (70.8 in.)176.8 cm (69.6 in.)
Length Overall374.9 cm (147.6 in.)399.3 cm (157.2 in.)
Length without Blade277.4 cm (109.2 in.)—
Length of Track on Ground192.0 cm (75.6 in.)198.1 cm (78.0 in.)
Track Gauge143.3 cm (56.4 in.)164.6 cm (64.8 in.)
Ground Clearance30.5 cm (12.0 in.)36.6 cm (14.4 in.)
Ground Contact Area34291.6 cm³ (2092.6 cu in.)40902.2 cm³ (2496 cu in.)
No of Shoes Per Side3737
No of Track Rollers Per Side56
Shoe Size35.8 cm (14.1 in.)40.6 cm (16 in.)
Weight (Operating)7001.0 kg (15434.6 lbs)6494.1 kg (14317 lbs)
Aspiration—Naturally
Max Torque—245.4 N-m (181 lbs/ft)
Torque Measured RPM—1600 RPM
No of Carrier Rollers Per Side—1
Track Pitch—16.0 cm (6.3 in.)

Values come from the manufacturer-sourced model files; empty cells mean the property is not published for that model. No performance ranking is applied.

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