International Harvester 684 Specs ( 1977-1984 )
Production
| Description | Utility tractor / Built in Doncaster, England / Original price was $21,100 in 1984 |
|---|---|
| Manufacturer | International Harvester |
Engine
| Engine type | International Harvester 3.9L 4-cyl diesel |
|---|---|
| Air cleaner | dry |
| Bore/Stroke | 3.875x5.06 inches (98 x 129 mm) |
| Coolant capacity | 14.4 qts (13.6 L) |
| Description | International Harvester D-239 / diesel / 4-cylinder / liquid-cooled |
| Displacement | 239 ci (3.9 L) |
| Oil capacity | 8.8 qts (8.3 L) |
| Power | 69 hp (51.5 kW) |
| Rated RPM | 2400 |
| Starter volts | 12 |
| Drawbar (claimed) | 55.9 hp (41.7 kW) |
| Drawbar (tested) | 54.56 hp (40.7 kW) |
| Plows | 4 |
| PTO (claimed) | 62.5 hp (46.6 kW) |
| PTO (tested) | 62.52 hp (46.6 kW) |
Transmission
| Clutch | dry disc |
|---|---|
| Description | Four synchronized gears in high, low, and reverse ranges. / The optional Torque Amplifier (TA) provides a clutchless on-the-move shift from direct drive (DD) to a lower TA speed. |
| Gears | 8 forward and 4 reverse / 16 forward and 8 reverse |
| Oil capacity | 36 qts (34.1 L) / 36 qts (34.1 L) |
| Transmission | Torque Amplifier |
| Type | syncromesh / two-speed power shift |
| Transmission type | 8-speed syncromesh / 16-speed two-speed power shift |
| Transmission type | 8-speed syncromesh / 16-speed two-speed power shift |
Mechanical
| Description | Power steering / Independent hydraulic wet disc brakes / ROPS canopy or cab optional |
|---|---|
| Drive type | Two- or four-wheel drive |
Capacity
| Fuel | 20 gal (75.7 L) |
|---|---|
| Hydraulic system | 9 gal (34.1 L) |
Hydraulics
| Capacity | 9 gal (34.1 L) |
|---|---|
| Pump flow | 13 gpm (49.2 lpm) |
| Type | open center |
| Valves | 1 or 2 |
Hitch
| Control | position and draft control |
|---|---|
| Rear lift | 3600 lbs (1632 kg) |
| Rear Type | II |
PTO
| Clutch | hydraulic wet disc |
|---|---|
| Rear PTO | independent |
| Rear PTO Type | 540 |
Electrical
| Battery volts | 12 |
|---|---|
| Charging amps | 45 |
| Ground | negative |
Dimensions & Tires
| 4WD Ground clearance | 17.75 inches (45 cm) |
|---|---|
| 4WD Length | 147.2 inches (373 cm) |
| 4WD Wheelbase | 85.2 inches (216 cm) |
| 4WD Width | 74 inches (187 cm) |
| Low-profile Ground clearance | 10.7 inches (27 cm) |
| Low-profile Length | 142 inches (360 cm) |
| Low-profile Wheelbase | 83.75 inches (212 cm) |
| Low-profile Width | 78.5 inches (199 cm) |
| Row-crop Ground clearance | 17.75 inches (45 cm) |
| Row-crop Length | 139 inches (353 cm) |
| Row-crop Wheelbase | 84.5 inches (214 cm) |
| Row-crop Width | 75 inches (190 cm) |
| Utility Ground clearance | 17.75 inches (45 cm) |
| Utility Length | 142 inches (360 cm) |
| Utility Wheelbase | 88 inches (223 cm) |
| Utility Width | 74 inches (187 cm) |
| 4WD Wheelbase | 85.2 inches (216 cm) |
| Front tire | 7.50-16 |
| Low-profile Wheelbase | 83.75 inches (212 cm) |
| Rear tire | 16.9-30 |
| Row-crop Wheelbase | 84.5 inches (214 cm) |
| Utility Wheelbase | 88 inches (223 cm) |
| Weight | 5620 to 6765 pounds |
| Ag front | 7.50-16 |
| Ag rear | 16.9-30 |
684 Serial Number Location
| Description | Serial number plate on the the front axle support on right side of tractor. |
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684 Serial Numbers
| 1978 | 501 |
|---|---|
| 1979 | 1687 |
| 1980 | 3533 |
| 1981 | 6037 |
| 1982 | 8001 |
| 1983 | 8512 |
| 1984 | 9352 |
| Description | FAQ: How to read a serial number table. |
International Harvester 684 Height
| 4WD Steering wheel | 63 inches (160 cm) |
|---|---|
| Low-profile Steering wheel | 56.5 inches (143 cm) |
| ROPS | 100 inches (254 cm) |
| Row-crop Steering wheel | 63 inches (160 cm) |
| Utility Steering wheel | 63 inches (160 cm) |
International Harvester 684 Weight
| 4WD Shipping | 6765 lbs (3068 kg) |
|---|---|
| Ballasted | 9660 lbs (4381 kg) |
| Low-profile Shipping | 5620 lbs (2549 kg) |
| Row-crop Shipping | 5970 lbs (2707 kg) |
| Utility Shipping | 5720 lbs (2594 kg) |
Nebraska Tractor Test 1314
| Description | Diesel 8-speed 2WDMay 24 - June 4, 1979Link: Nebraska Tractor Test 1314 file / PTO performance / Drawbar performance / Gear 1H used for power test. / Gear 2L used for pull test. |
|---|---|
| Fuel use | 4.2 gal/hour (15.9 l/hour) / 3.8 gal/hour (14.4 l/hour) / 4.1 gal/hour (15.5 l/hour) |
| Max power | 54.56 hp (40.7 kW) |
| Max pull | 6858 lbs (3110 kg) |
| Power at rated engine speed | 62.52 hp (46.6 kW) |
| Power at rated PTO speed | 58.75 hp (43.8 kW) |
References
| Description | 1985 Farm Equipment Buyer's Guide published by CaseIH / 1979 Buyer's Guide published by International Harvester / Buyer's Guide 1981 published by International Harvester / Buyer's Guide 1982 published by International Harvester / 84 Series Hi-Performers published in 1978, by International Harvester / International Series 84 Utility/Row-Crop Tractors published in 1978, by International Harvester / International Series 84 tractors published in 1982, by International Harvester / International Series 84 Tractors published in 1983, by International Harvester / Agricultural Equipment Reference Catalog published in 1980, by International Harvester |
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Speeds
| Description | With 16.9-30 rear tires. / With 16.9-30 rear tires. |
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