International Harvester 644 VS Iseki TF21F 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 -

Iseki TF21F 1995 comparison online with competitors

Iseki TF21F

General Infos
Make Iseki
Model TF21F
Country Japan
Production From 1995
Price -
Tractor type Compact Utility tractor
Fuel diesel
Service repair manual Iseki TF21F Manual

Dimensions, sizes and tires
AG front tires 6-14
AG rear tires 9.5-22
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 1918 lbs or 870 kg
Length 109.8 inches [278 cm]
Width 45.3 inches [115 cm]
Height 76.4 inches [194 cm]
Wheelbase 59.8 inches [151 cm]
Ground clearance 13.2 inches [33 cm]
Turning radius -
Rear tread size 34.7 to 40.8 inches
Front tread size 37.8 inches
Turning radius -

Horsepower and engin specs
Engine capacity 87.2 ci or 1.4 L
Cylinders 3 cylinders
Engine power 20.7 hp or 15.4 kW
Engine RPM 2500 (rpm)
Torque -
Torque RPM -
Fuel type diesel
Fuel injection -
Fuel tank size 6.3 gal or 23.8 L
Oil capacity -
Oil change -
Starter motor electric
Starter volts 12 V
Parts And Accessories Iseki TF21F Parts
Electrical and battery specs
Batteries number 1
Batteries voltage 12 V
Battries Amps 55 amps
Cold Amps -
Ground force negative
Charging system -
Charging Volts -
Charging Amps -
Clutch and gearbox specs
Trans system -
Trans type -
Trans gears 9 forward and 3 reverse
Clutch system -
Cabine and mechanical specs
Wheel drive 4x4 MFWD 4WD
Final drive -
Steering -
Braking system -
Cabin type Two-post ROPS with canopy
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 18.6 hp or 13.9 kW
Real power -
Engine @RPM 524@2500 (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 -
Front hitch -
Front hitch lift -

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