International Harvester

International Harvester 744

The International Harvester 744 is a row-crop tractor produced from 1974 to 1980. Built in Neuss, Germany, it features a 3.9L 4-cylinder diesel engine producing 72 hp (53.7 kW). It offers 8-speed and 12-speed partial power shift transmissions, two- or four-wheel drive options, and an open operator station. The tractor includes a hydraulic pump flow of 7.9 gpm (29.9 lpm), a rear Type II hitch with position and draft control, and an independent rear PTO with 540 or optional 540/1000 RPM. Dimensions include an 86-inch wheelbase, 148.6-inch length, and weights ranging from 6590 to 7497 lbs depending on drive configuration. Electrical system features a 12-volt battery and 28-amp alternator.
Power72 hp
Founded1974 - 1980
Model744

Technical Specifications

Detailed specifications and technical data for International Harvester 744

Power
Engine power72 hp (53.7 kW)
Engine
Typediesel, 4-cylinder, liquid-cooled
ModelInternational Harvester D-239
Power72 hp (53.7 kW)
Torque169.3 lb-ft (229.6 Nm)
Fuel tank19.6 gal (74.2 L)
Rated RPM2300
Torque RPM1200
Bore/Stroke3.875x5.06 inches (98 x 129 mm)
Compression16:1
Fuel systemdirect injection
Displacement238.65 ci (3.9 L)
Starter volts12
Electrical
Groundnegative
Battery AH88
Battery volts12
Charging amps28
Charging systemalternator
Hydraulics
Pump flow7.9 gpm (29.9 lpm)
Mechanical
DriveTwo- or four-wheel drive
SteeringManual
Final drivesplanetary
Operator stationOpen operator station
Production
TypeRow-Crop tractor
Built inNeuss, Germany
ManufacturerInternational Harvester
Years produced1974 - 1980
Transmission
Typepartial power shift
Options8-speed, 12-speed partial power shift
TransmissionAgriomatic S
Gears (8-speed)8 forward and 4 reverse
Gears (12-speed partial power shift)12 forward and 4 reverse
Tractor hitch
Controlposition and draft control
Rear TypeII
Rear lift capacity6394 lbs (2900 kg)
Dimensions & Tires
Width80.3 inches (203 cm)
Height69.8 inches (177 cm)
Length148.6 inches (377 cm)
Rear tire16.9-34, 16.9-34 (MFWD)
Wheelbase86 inches (218 cm)
2WD Weight6590 lbs (2989 kg)
4WD Weight7497 lbs (3400 kg)
Front tire7.50-18, 11.2-24 (MFWD)
Ground clearance14.6 inches (37 cm)
Power Take-off (PTO)
Rear PTOindependent
Engine RPM540@1920, 1000@2000
Optional PTO540/1000 Optional
Rear PTO Type540