| Production | |
| Manufacturer | International Harvester |
| Utility tractor | |
| Built in Doncaster, England | |
| Original price was $22,300 in 1984 | |
| The International Harvester 784 was available in three configurations: row-crop, utility, and low-profile. The front axle and rear wheel were the primary difference between the three versions of the 784. | |
| International Harvester 784 Engine | |
| International Harvester 4.0L 4-cyl diesel | |
| International Harvester 784 Transmissions | |
| 8-speed syncromesh | |
| 16-speed two-speed power shift | |
| International Harvester 784 Power | |
| Drawbar (claimed) | 58.6 hp 43.7 kW |
| PTO (claimed) | 67.4 hp 50.3 kW |
| Drawbar (tested) | 56.83 hp 42.4 kW |
| PTO (tested) | 67.48 hp 50.3 kW |
| Mechanical | |
| Two- or four-wheel drive | |
| Power steering | |
| Independent hydraulic wet disc brakes | |
| ROPS standard, except on low-profile. Canopy optional. Cab optional on row-crop. |
| Capacity | |
| Fuel | 20 gal 75.7 L |
| Hydraulic system | 9 gal 34.1 L |
| Hydraulics | |
| Type | open center |
| Capacity | 9 gal 34.1 L |
| Valves | 1 or 2 |
| Pump flow | 13 gpm 49.2 lpm |
|   | 15.4 gpm (optional) 58.3 lpm |
| Tractor hitch | |
| Rear Type | II |
| Control | position and draft control |
| Rear lift | 3600 lbs 1632 kg |
| Power Take-off (PTO) | |
| Rear PTO | independent |
| Clutch | hydraulic wet disc |
| Rear PTO Type | 540/1000 (1.375) |
| 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 | 5850 to 7108 pounds |
| Front tire | 7.50-16 |
| Rear tire | 16.9-30 |
| 784 Serial Numbers | |
| Location: | Serial number plate on the right side of the frame, above the front axle. |
| 1978 | 501 |
| 1979 | 1442 |
| 1980 | 2752 |
| 1981 | 5906 |
| 1982 | 8001 |
| 1983 | 8219 |
FAQ: How to read a serial number table. | |
| Electrical | |
| Ground | negative |
| Battery volts | 12 |
| References | |
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| 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 |
| Page information | |
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| TractorData is a family-owned small business located in Minnesota. I have been researching tractor history and providing specifications for free since 1999. | |
| Peter Easterlund - owner/author | |
| This machine's data modified on April 30, 2025 |