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

FeatureVolvo L45BDozerKomatsu D39PX-21 KOMSTAT IIDozer
TypeWheel LoaderCrawler Dozer
Horsepower70.1 kW70.8 kW
Weight8400.5 kg—
Tipping Capacity5901.2 kg—
Max Speed20.0 km/h—
Engine ModelD5DCBE2SAA4D102E-2
No Of Cylinders4—
AspirationTurbochargedTurbocharged with aftercooled
Displacement4760.5 cc3932.9 cc
Alternator Supplied Amperage55 amps—
Operating Voltage24 V—
Rated Speed2100 RPM—
Torque Speed1400 RPM—
Net Power70.1 kW70.8 kW
Gross Power72.3 kW—
Peak Torque450.1 N-m—
Fuel Capacity129.8 l165.0 l
Engine Oil Capacity14.0 l12.5 l
Hydraulic System Capacity120.0 l—
Differential Front Capacity7.6 l—
Differential Rear Capacity9.8 l—
Transmission TypeHydrostaticDual Power Shift
No of Forward Gears2—
No of Reverse Gears2—
Rear Axle Oscillation20 °—
Max Speed (Forward)20.0 km/h—
Max Speed (Reverse)20.0 km/h—
Pump typeAxial Piston Pump—
Pump Flow106.0 LPM—
Relief Pressure249.3 bar—
Raise Lift Arms6 sec—
Lower Lift Time5 sec—
Bucket Dump Time1.5 sec—
Operating Weight8400.5 kg8899.5 kg
Tipping Load5901.2 kg—
Bucket Capacity (Heaped)1.4 m³—
Bucket Width213.4 cm—
Breakout Force6323.1 kg—
Reach At Max Lift And Dump91.4 cm—
Dump Clearance At Max Raise274.3 cm—
Turning Radius243.8 cm—
Wheelbase243.8 cm—
Bucket Hinge Pin365.8 cm—
Cab Height304.8 cm277.4 cm
Overall Length609.6 cm—
Ground Clearance30.5 cm—
Width Over Tires213.4 cm—
Tire Size15.5-25—
Engine Manufacturer—Komatsu
Number of Cylinders—4
Number of Forward Gears—3
Number of Reverse Gears—3
Max Speed Forward—8.5 km/h
Max Speed Reverse—8.5 km/h
Ground Pressure—0.3 bar
Cooling System Capacity—32.2 l
Hydraulic Capacity—46.9 l
Final Drives Capacity—3.4 l
Width Over Track—243.8 cm
Length Overall—420.6 cm
Length of Track on Ground—237.7 cm
Track Gauge—179.8 cm
Ground Contact Area—76118.1 cm³
No of Shoes Per Side—39
No of Track Rollers Per Side—6
Shoe Size—63.5 cm
Weight (Operating)—8899.5 kg
Track Pitch—177.8 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