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

FeatureOliver 1955TractorInternational Harvester 1066Tractor
Tractor TypeRow-Crop TractorRow-Crop Tractor
Horsepower80.5 kW80.5 kW
Weight5105.0 kg5600.0 kg
Lift Capacity2720.0 kg2540.0 kg
Transmission TypePartial power shiftHydrostatic
Length387.0 cm419.0 cm
Pump Flow75.7 LPM45.4 LPM
Years Made1970-19741971-1976
Engine ModelOliver-WaukeshaInternational Harvester DT414
Engine Type4-stroke, liquid-cooled, inline4-stroke, liquid-cooled, inline
Fuel TypeDieselDiesel
Cylinders66
Displacement5080 cc6784 cc
Bore9.80 cm10.90 cm
Stroke11.10 cm12.09 cm
Rear PTO TypeIndependentIndependent
Rear PTO Speed1.000 RPM540 /1000 RPM
Rated RPM2400 RPM—
Battery12 VTwo 6V 204A
StarterElectricElectric
Height217.0 cm—
Width204.0 cm—
Wheelbase219.0 cm266.0 cm
Ground Clearance34.0 cm—
Fuel Tank Capacity132.5 l159.0 l
Coolant Capacity18.9 l23.7 l
Transmission ModelHydraul-Shift—
Gears18 forward and 6 reverseInfinite forward and reverse
Chassis4×2 2WD or 4×4 MFWD 4WD4×2 2WD or 4×4 MFWD 4WD
Max. Travel Speed10.3 km/h11.3 km/h
BrakesDifferential hydraulic dry discDouble dry disc, hydrostatic power self-adjusting
Drawbar CategoryIII/IIIII/II
Cabin TypeOpen operator station or two-post ROPS and cabOpen operator station
Steering TypePowerHydrostatic power
Front TiresAg: 11L-15Ag: 11L-15
Rear TiresAg: 20.8-38Ag: 18.4-38
Hydraulic TypeClosed centerOpen center
Oil Capacity—17.0 l
Total Flow—79.5 LPM
Steering Flow—34.1 LPM
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