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

FeatureKomatsu D21P-8DozerHitachi DX45M-C LANDYDozer
TypeCrawler DozerCrawler Dozer
Horsepower32.1 kW29.8 kW
Operating Weight4241.1 kg4330.0 kg
Engine ManufacturerKomatsuIsuzu
Engine Model4 D94LE-2A-4JG2
Gross Power32.1 kW—
Net Power29.8 kW29.8 kW
AspirationNaturally—
Number of Cylinders4—
Displacement3048.0 cc3059.5 cc
Transmission TypeHydroshiftDual Power Shift
Number of Forward Gears23
Number of Reverse Gears23
Max Speed Forward4.3 km/h—
Max Speed Reverse5.6 km/h—
Ground Pressure0.2 bar—
Fuel Capacity60.2 l—
Engine Oil Capacity6.4 l—
Cooling System Capacity9.8 l—
Hydraulic Capacity20.8 l—
Final Drives Capacity7.9 l—
Cab Height246.9 cm249.9 cm
Width Over Track152.4 cm256.0 cm
Length Overall338.3 cm350.5 cm
Ground Contact Area43655.2 cm³—
No of Shoes Per Side37—
No of Track Rollers Per Side5—
Shoe Size50.8 cm—
Weight (Operating)4241.1 kg4330.0 kg
Length of Track on Ground—170.7 cm
Track Gauge—149.4 cm
Ground Clearance—33.5 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