International Harvester 684 tractor specifications

1977 - 1984

1977 - 1984 84 SeriesUtility tractor

Production

Production Manufacturer:International Harvester
Type:Utility tractor
Factory:Doncaster, England
Original price:$21,100 (1984 )

International Harvester 684 Power

International Harvester 684 Power Engine:69 hp
51.5 kW
Drawbar (claimed):55.9 hp
41.7 kW
PTO (claimed):62.5 hp
46.6 kW
Plows:4
Drawbar (tested):54.56 hp
40.7 kW
PTO (tested):62.52 hp
46.6 kW
power test details ...

1977 - 1984

84 Series

Utility tractor

Nebraska Tractor Test 1314

Nebraska Tractor Test 1314
Diesel 8-speed 2WD May 24 - June 4, 1979 Link: Nebraska Tractor Test 1314 file
PTO performance
Power at rated engine speed:	62.52 hp 46.6 kW
Fuel use:	4.2 gal/hour 15.9 l/hour
Power at rated PTO speed:	58.75 hp 43.8 kW
Fuel use:	3.8 gal/hour 14.4 l/hour
Drawbar performance
Max power:	54.56 hp 40.7 kW
Fuel use:	4.1 gal/hour 15.5 l/hour
Gear 1H used for power test.
Max pull:	6858 lbs 3110 kg
Gear 2L used for pull test.

International Harvester 684 Engine

International Harvester 684 Engine International Harvester 3.9L 4-cyl diesel Engine details ...

1977 - 1984

84 Series

Utility tractor

Engine Detail

Engine Detail
International Harvester D-239
diesel
4-cylinder
liquid-cooled
Displacement:	239 ci 3.9 L
Bore/Stroke:	3.875x5.06 inches 98 x 129 mm
Power:	69 hp 51.5 kW
Air cleaner:	dry
Rated RPM:	2400
Starter volts:	12
Oil capacity:	8.8 qts 8.3 L
Coolant capacity:	14.4 qts 13.6 L

Mechanical

Mechanical Chassis:4x2 2WD
4x4 MFWD 4WD
Steering:power
Brakes:independent hydraulic wet disc
Cab:ROPS canopy or cab optional
Transmissions:8-speed syncromesh
16-speed two-speed power shift
Transmission details ...

1977 - 1984

84 Series

Utility tractor

Transmissions overview

Transmissions overview
8-speed syncromesh
16-speed two-speed power shift

Transmission

Transmission
Type:	syncromesh
Gears:	8 forward and 4 reverse
Clutch:	dry disc
Oil capacity:	36 qts 34.1 L
Four synchronized gears in high, low, and reverse ranges.

Speeds

Speeds
With 16.9-30 rear tires.

Transmission

Transmission
Transmission:	Torque Amplifier
Type:	two-speed power shift
Gears:	16 forward and 8 reverse
Oil capacity:	36 qts 34.1 L
The optional Torque Amplifier (TA) provides a clutchless on-the-move shift from direct drive (DD) to a lower TA speed.

Speeds

Speeds
With 16.9-30 rear tires.

Capacity

Capacity Fuel:20 gal
75.7 L
Hydraulic system:9 gal
34.1 L

Hydraulics

Hydraulics Type:open center
Capacity:9 gal
34.1 L
Valves:1 or 2
Pump flow:13 gpm
49.2 lpm
15.4 gpm
58.3 lpm (optional)

Tractor hitch

Tractor hitch Rear Type:II
Control:position and draft control
Rear lift:3600 lbs
1632 kg

Power Take-off (PTO)

Power Take-off (PTO) Rear PTO:independent
Clutch:hydraulic wet disc
Rear RPM:540

Dimensions & Tires

Dimensions & Tires Utility Wheelbase:88 inches
223 cm
Row-crop Wheelbase:84.5 inches
214 cm
4WD Wheelbase:85.2 inches
216 cm
Low-profile Wheelbase:83.75 inches
212 cm
Weight:5620 to 6765 pounds
Front tire:7.50-16
Rear tire:16.9-30
Full dimensions and tires ...

1977 - 1984

84 Series

Utility tractor

International Harvester 684 Tires

International Harvester 684 Tires
Ag front:	7.50-16
Ag rear:	16.9-30

Dimensions

Dimensions
Utility Wheelbase:	88 inches 223 cm
Row-crop Wheelbase:	84.5 inches 214 cm
4WD Wheelbase:	85.2 inches 216 cm
Low-profile Wheelbase:	83.75 inches 212 cm
Utility Length:	142 inches 360 cm
Row-crop Length:	139 inches 353 cm
4WD Length:	147.2 inches 373 cm
Low-profile Length:	142 inches 360 cm
Utility Width:	74 inches 187 cm
Row-crop Width:	75 inches 190 cm
4WD Width:	74 inches 187 cm
Low-profile Width:	78.5 inches 199 cm
Utility Ground clearance:	17.75 inches 45 cm
Row-crop Ground clearance:	17.75 inches 45 cm
4WD Ground clearance:	17.75 inches 45 cm
Low-profile Ground clearance:	10.7 inches 27 cm

International Harvester 684 Weight

International Harvester 684 Weight
Utility Shipping:	5720 lbs 2594 kg
Row-crop Shipping:	5970 lbs 2707 kg
4WD Shipping:	6765 lbs 3068 kg
Low-profile Shipping:	5620 lbs 2549 kg
Ballasted:	9660 lbs 4381 kg

International Harvester 684 Height

International Harvester 684 Height
Utility Steering wheel:	63 inches 160 cm
Row-crop Steering wheel:	63 inches 160 cm
4WD Steering wheel:	63 inches 160 cm
Low-profile Steering wheel:	56.5 inches 143 cm
ROPS:	100 inches 254 cm

684 Serial Numbers

684 Serial Numbers Location:Front axle support on right side of tractor.
1978:501
1979:1687
1980:3533
1981:6037
1982:8001
1983:8512

how to read serial numbers...