International Harvester 644 VS David Brown 900 specs comparison

International Harvester 644 1974 comparison online with competitors

International Harvester 644

General Infos
Make International Harvester
Model 644
Country United states
Production From 1974  Until 1980
Price -
Tractor type -
Fuel diesel
Service repair manual International Harvester 644 Manual

Dimensions, sizes and tires
AG front tires 7.50-16
AG rear tires 16.9-30
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 6,350 lbs or 2880 kg
Length 148.82 inches [378 cm]
Width -
Height 98.03 inches [248 cm]
Wheelbase 87.80 inches [223 cm]
Ground clearance -
Turning radius -
Rear tread size -
Front tread size -
Turning radius -

Horsepower and engin specs
Engine capacity 206.4 ci or 3.4 L
Cylinders 4 cylinders
Engine power 60 hp or 44.7 kW
Engine RPM 2150 (rpm)
Torque -
Torque RPM -
Fuel type diesel
Fuel injection -
Fuel tank size 19.6 gal or 74.2 L
Oil capacity -
Oil change -
Starter motor -
Starter volts -
Parts And Accessories International Harvester 644 Parts
Electrical and battery specs
Batteries number -
Batteries voltage -
Battries Amps -
Cold Amps -
Ground force -
Charging system -
Charging Volts -
Charging Amps -
Clutch and gearbox specs
Trans system -
Trans type -
Trans gears 8 forward and 4 reverse
Clutch system -
Cabine and mechanical specs
Wheel drive 4x2 2WD
Final drive -
Steering -
Braking system -
Cabin type -
Differentiel lock -
Hydraulics specifications
System -
Valves -
Pump flow 7.9 gpm or 29.9 lpm
SVC flow -
Steering flow -
Tank capacity -
Hydraulic pressure -
Max flow -
Drawbar specifications
Drawbar type -
Claimed power -
Drawbar horsepower -
Fuel consumption -
Pulling power -
Power take-off (PTO) specs
Claimed power -
Real power -
Engine @RPM -
PTO Clutch -
Rear PTO -
Rear PTO RPM 540 (rpm)
Front PTO -
Front PTO RPM -
Mid PTO -
Mid PTO RPM -
Fuel consumption -
3 point hitch specifiations
Hitch system -
Rear hitch -
Rear hitch lift 6394 lbs or 2900 kg
Front hitch -
Front hitch lift -

David Brown 900 1956 comparison online with competitors

David Brown 900

General Infos
Make David Brown
Model 900
Country United states
Production From 1956  Until 1958
Price -
Tractor type -
Fuel diesel
Service repair manual David Brown 900 Manual

Dimensions, sizes and tires
AG front tires 6.00x16
AG rear tires 11.25x28
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 4000 lbs or 1814 kg
Length 113 inches [287 cm]
Width 65 inches [165 cm]
Height 77.75 inches [197 cm]
Wheelbase 72 inches [182 cm]
Ground clearance -
Turning radius -
Rear tread size 52/56/60/64/68/72/86 inches
Front tread size 52/56/60/64/68/72/86 inches
Turning radius -

Horsepower and engin specs
Engine capacity 165 ci or 2.7 L
Cylinders 4 cylinders
Engine power 45.5 hp or 33.9 kW
Engine RPM 2200 (rpm)
Torque 110 lb-ft or 149.2 Nm
Torque RPM 1000 (rpm)
Fuel type diesel
Fuel injection Solex 30FV carburetor
Fuel tank size 11.5 gal or 43.5 L
Oil capacity 7 qts or 6.6 L
Oil change -
Starter motor electric
Starter volts 12 V
Parts And Accessories David Brown 900 Parts
Electrical and battery specs
Batteries number 1
Batteries voltage 12 V
Battries Amps 51 amps
Cold Amps -
Ground force -
Charging system -
Charging Volts -
Charging Amps -
Clutch and gearbox specs
Trans system David Brown
Trans type -
Trans gears 6 forward and 2 reverse
Clutch system 254mm dry disc
Cabine and mechanical specs
Wheel drive 4x2 2WD
Final drive -
Steering manual
Braking system mechanical drum
Cabin type Open operator station
Differentiel lock -
Hydraulics specifications
System -
Valves -
Pump flow -
SVC flow -
Steering flow -
Tank capacity -
Hydraulic pressure -
Max flow -
Drawbar specifications
Drawbar type -
Claimed power -
Drawbar horsepower -
Fuel consumption -
Pulling power -
Power take-off (PTO) specs
Claimed power -
Real power -
Engine @RPM 545@1600 (rpm)
PTO Clutch -
Rear PTO transmission
Rear PTO RPM 540 (rpm)
Front PTO -
Front PTO RPM -
Mid PTO -
Mid PTO RPM -
Fuel consumption -
3 point hitch specifiations
Hitch system -
Rear hitch I
Rear hitch lift 1800 lbs or 816 kg
Front hitch -
Front hitch lift -

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