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

FeatureDavid Brown 1490TractorFarmall 450Tractor
Tractor TypeUtility TractorRow-Crop Tractor
Horsepower61.9 kW—
Weight2950.0 kg2960.0 kg
Lift Capacity1995.0 kg—
Transmission TypePartial power shift with hydraulic dry disc clutchPartial power shift with dry disc clutch
Length363.0 cm363.0 cm
Years Made1980-19831956-1958
Engine ModelJ.I. CaseInternational Harvester
Engine Type4-stroke, liquid-cooled, inline4-stroke, liquid-cooled, inline
Fuel TypeDieselDiesel
Cylinders44
Displacement3589 cc4605 cc
Bore10.01 cm10.49 cm
Stroke11.40 cm13.31 cm
Rear PTO TypeIndependentTransmission or independent
Rear PTO Speed540 /1000 RPM540 RPM
Rated RPM2200 RPM—
Compression Ratio16.0:117.45:1
Battery12 V12 V , 6V
StarterElectricElectric
Height266.0 cm203.0 cm
Wheelbase224.0 cm243.0 cm
Fuel Tank Capacity136.3 l79.5 l
Oil Capacity14.3 l—
Coolant Capacity14.2 l26.5 l
Gears12 forward and 4 reverse10 forward and 2 reverse
Chassis4×2 2WD or 4×4 MFWD 4WD4×2 2WD
BrakesHydraulic wet discMechanical disc
Drawbar CategoryIIIH Fast Hitch
Cabin TypeTwo-post ROPS or CabOpen operator station
Steering TypeHydrostatic powerPower assist
Front TiresAg: 11L-15Ag: 6.00-16
Rear TiresAg: 18.4-34Ag: 13.6-38
Hydraulic TypeOpen centerHydra-Touch
Total Flow31.8 LPM—
Working Pressure137.9 bar—
Valves11 to 3
Transmission Model—International Harvester Torque Amplifier
Max. Travel Speed—5.3 km/h
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