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

FeatureKomatsu D31P-20BEDozerZettelmeyer ZL22CDozer
TypeCrawler DozerWheel Loader
Horsepower52.9 kW55.0 kW
Operating Weight6930.0 kg6200.6 kg
Engine ManufacturerKomatsu—
Engine ModelS4D102E-1-A—
Gross Power52.9 kW58.0 kW
Number of Cylinders4—
Displacement3921.4 cc3770.7 cc
Power Measured RPM2350 RPM—
Transmission TypeHydrostaticPower shift
Number of Forward Gears3—
Number of Reverse Gears3—
Cab Height274.3 cm274.3 cm
Width Over Track225.6 cm—
Length Overall396.2 cm—
Length without Blade304.8 cm—
Length of Track on Ground219.5 cm—
Track Gauge167.6 cm—
Ground Clearance39.6 cm61.0 cm
No of Track Rollers Per Side6—
Shoe Size60.2 cm—
Weight (Operating)6930.0 kg—
Track Pitch15.5 cm—
Weight—6200.6 kg
Tipping Capacity—3801.1 kg
Max Speed—25.1 km/h
No Of Cylinders—4
Operating Voltage—12 V
Rated Speed—2500 RPM
Net Power—55.0 kW
Fuel Capacity—120.4 l
Max Speed (Forward)—25.1 km/h
Max Speed (Reverse)—25.1 km/h
Pump type—Double action
Pump Flow—95.0 LPM
Relief Pressure—176.5 bar
Raise Lift Arms—6 sec
Lower Lift Time—3.5 sec
Tipping Load—3801.1 kg
Bucket Capacity (Heaped)—1.2 m³
Bucket Capacity (Struck)—1.0 m³
Bucket Width—213.4 cm
Breakout Force—6001.0 kg
Reach At Max Lift And Dump—61.0 cm
Dump Clearance At Max Raise—274.3 cm
Turning Radius—487.7 cm
Wheelbase—213.4 cm
Bucket Hinge Pin—335.3 cm
Overall Length—548.6 cm
Tire Size—15.5-25 EM 10 PR
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