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

FeatureMitsubishi BD2FS-1B6DozerKomatsu D21A-5Dozer
TypeCrawler DozerCrawler Dozer
Horsepower29.1 kW29.1 kW
Operating Weight4280.0 kg3620.0 kg
Engine ManufacturerMitsubishiKomatsu
Engine ModelS4E4 D92-2P
Gross Power29.1 kW29.1 kW
Displacement2610.5 cc2941.5 cc
Transmission TypeDual Power ShiftHydrostatic
Number of Forward Gears22
Number of Reverse Gears22
Cab Height222.5 cm216.4 cm
Width Over Track192.0 cm161.5 cm
Length Overall329.2 cm341.4 cm
Length of Track on Ground173.7 cm170.7 cm
Track Gauge140.2 cm131.1 cm
Ground Clearance30.5 cm33.5 cm
Shoe Size50.0 cm30.2 cm
Weight (Operating)4280.0 kg3620.0 kg
Pump Flow—53.4 LPM
Number of Cylinders—4
Max Torque—147.1 N-m
Power Measured RPM—2450 RPM
Max Speed Forward—4.5 km/h
Max Speed Reverse—5.5 km/h
Ground Pressure—0.3 bar
Fuel Capacity—60.2 l
Cooling System Capacity—13.2 l
Hydraulic Pump Flow—53.4 LPM
Relief Valve Pressure—152.0 bar
Length without Blade—246.9 cm
No of Shoes Per Side—37
No of Track Rollers Per Side—5
Track Pitch—13.7 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