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

FeatureVolvo L20BDozerZettelmeyer ZL602CDozer
TypeWheel LoaderWheel Loader
Horsepower40.3 kW42.5 kW
Weight4331.8 kg4599.4 kg
Tipping Capacity3202.4 kg3501.7 kg
Max Speed20.1 km/h20.1 km/h
Engine ModelD3DCAE2KHD BF4 L 1011 FT
No Of Cylinders44
AspirationNaturallyTurbocharged
Displacement3100.4 cc2736.6 cc
Alternator Supplied Amperage80 amps60 amps
Operating Voltage12 V12 V
Rated Speed2300 RPM2300 RPM
Torque Speed1700 RPM1800 RPM
Net Power40.3 kW42.5 kW
Gross Power41.8 kW44.7 kW
Peak Torque180.3 N-m200.7 N-m
Fuel Capacity60.2 l60.2 l
Engine Oil Capacity10.6 l10.6 l
Hydraulic System Capacity60.2 l60.2 l
Differential Front Capacity4.2 l10.2 l
Differential Rear Capacity6.1 l11.4 l
Transmission TypeHydrostaticPower shift
No of Forward Gears22
No of Reverse Gears22
Rear Axle Oscillation20 °20 °
Max Speed (Forward)20.1 km/h20.1 km/h
Max Speed (Reverse)20.1 km/h20.1 km/h
Pump typeGear type-pump—
Pump Flow52.2 LPM52.2 LPM
Relief Pressure200.0 bar219.9 bar
Raise Lift Arms6 sec6 sec
Lower Lift Time4 sec3 sec
Bucket Dump Time2 sec1 sec
Operating Weight4331.8 kg4599.4 kg
Tipping Load3202.4 kg3501.7 kg
Bucket Capacity (Heaped)0.7 m³0.8 m³
Bucket Width182.9 cm182.9 cm
Breakout Force3111.6 kg4127.7 kg
Reach At Max Lift And Dump61.0 cm61.0 cm
Dump Clearance At Max Raise243.8 cm243.8 cm
Wheelbase213.4 cm213.4 cm
Bucket Hinge Pin304.8 cm304.8 cm
Cab Height243.8 cm274.3 cm
Overall Length518.2 cm487.7 cm
Ground Clearance30.5 cm61.0 cm
Width Over Tires182.9 cm182.9 cm
Tire Size12.0-1812.5-20
Turning Radius—426.7 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