International Harvester 684

International Harvester 684The International Harvester 684 is a 2WD or 4WD utility tractor from the 84 series. This tractor was manufactured by International Harvester in Doncaster, England from 1977 to 1984. The IH 684 is equipped with a 3.9 L (239.0 cu·in) six-cylinder diesel engine and one of two transmissions: a syncromesh transmission with 8 forward and 4 reverse gears and dry disc clutch or a two-speed power shift transmission with 16 forward and 8 reverse gears.

The International 684 utility tractor used the International Harvester D-239 engine. It is a 3.9 L, 3,916 cm2, (239.0 cu·in) six-cylinder natural aspirated diesel engine with 98.0 mm (3.86 in) of the cylinder bore and 129.0 mm (5.08 in) of the piston stroke. This engine produced 70 PS (51.5 kW; 69.0 HP) at 2,400 rpm of output power.

The IH 684 is equipped with power steering, independent hydraulic wet disc brakes, ROPS canopy or cab (optional) and 75.7 liters (20 US gal.; 16.7 Imp. gal) fuel tank.

International Harvester 684 Specifications

General Specifications
ModelInternational Harvester 684
Length Utility: 3,600 mm (141.7 in)
Row-crop: 3,530 mm (139.0 in)
4WD: 3,730 mm (147.2 in)
Low-profile: 3,600 mm (141.7 in)
Width Utility: 1,870 mm (73.6 in)
Row-crop: 1,900 mm (74.8 in)
4WD: 1,870 mm (73.6 in)
Low-profile: 1,990 mm (78.5 in)
Height (steering wheel) Utility : 1,600 mm (63 in)
Row-crop: 1,600 mm (63 in)
4WD: 1,600 mm (63 in)
Low-profil: 1,430 mm (56.3 in)
Wheel base Utility: 2,230 mm (87.8 in)
Row-crop: 2,140 mm (84.3 in)
4WD: 2,160 mm (85.2 in)
Low-profil: 2,120 mm (83.7 in)
Ground clearance Utility: 450 mm (17.7 in)
Row-crop: 450 mm (17.7 in)
4WD: 450 mm (17.7 in)
Low-profil: 270 mm (10.6 in)
Weight (shipping) Utility: 2,595 kg (5,721 lbs)
Row-crop: 2,710 kg (5,975 lbs)
4WD: 3,068 kg (6,765 lbs)
Low-profil: 2,550 kg (5,620 lbs)
Fuel tank capacity75.7 liters (20 US gal.; 16.7 Imp. gal)
Cabin typeROPS canopy or cab (optional)
Engine modelInternational Harvester D-239
Engine typeFour-stroke, liquid-cooled, inline
Fuel typeDiesel
Displacement3.9 L, 3,916 cm2, (239.0 cu·in)
Bore and stroke98.0 mm X 129.0 mm (3.86 in X 5.08 in)
Horsepower70 PS (51.5 kW; 69.0 HP) at 2,400 rpm
Oil capacity:8.3 L (8.8 US. qt, 7.3 Imp. qt.)
Coolant capacity:13.6 L (14.4 US. qt, 12 Imp. qt.)
Transmission and chassis
Chassis4×2 2WD or 4×4 MFWD 4WD
Steering typePower
BrakesIndependent hydraulic wet disc
Transmission model
Transmission typeSyncromesh with dry disc clutch
Gears8 forward and 4 reverse
Speed Forward: 30.3 kmh (18.8 mph) Reverse: 9.5 (5.9 mph)
Transmission oil capacity34.1 L (9 US. gal, 7.5 Imp. gal.)
Transmission modelTorque Amplifier
Transmission typeTwo-speed power shift
Gears16 forward and 8 reverse
Speed Forward: 30.3 kmh (18.8 mph) Reverse: 9.5 (5.9 mph)
Transmission oil capacity34.1 L (9 US. gal, 7.5 Imp. gal.)
Front tires Ag: 7.50-16
Rear tires Ag: 16.9-30
Three-Point Hitch
Control typePosition and draft control
Lift capacity (at ends)1,630 kg (3,595 lbs)
PTO (Power take-off shaft)
Rear PTO typeIndependent with hydraulic wet disc clutch
Rear PTO speed540 rpm
Hydraulic system
Hydraulic typeOpen center
Hydraulic capacity34.1 L (9.0 US. gal, 7.5 Imp. gal.)
Valves1 or 2
Pump flow 13.0 gpm (49.2 lpm)
15.4 gpm (58.3 lpm)
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