| Production | |
| Manufacturer | International Harvester |
| Four-wheel Drive (4WD) tractor | |
| Total built | 218 |
| Original price | $21,500 (1970) |
| International Harvester 4156 Engine | |
| International Harvester 7.0L 6-cyl diesel | |
| Fuel tank | 100 gal 378.5 L |
| International Harvester 4156 Power | |
| Drawbar (claimed) | 125 hp 93.2 kW |
| PTO (claimed) | 140 hp 104.4 kW |
| Mechanical | |
| Drive | 4x4 4WD |
| Steering | Hydrostatic power, 2- or 4-wheel |
| Hydraulic drum brakes | |
| Cab optional with heat and A/C | |
| Hydraulics | |
| Valves | 0 to 3 |
| Pump flow | 17.5 gpm 66.2 lpm |
|   | 25.5 gpm (optional) 96.5 lpm |
| Total flow | 27.1 gpm 102.6 lpm |
| Steering flow | 9.6 gpm (front) 36.3 lpm |
|   | 21.5 gpm (rear) 81.4 lpm |
|   | 29.5 gpm (optional rear) 111.7 lpm |
| Steering press. | 2000 psi 137.9 bar |
| Tractor hitch | |
| Rear Type | 2/3 |
| Power Take-off (PTO) | |
| Rear PTO | independent |
| Rear PTO Type | 1000 |
| Dimensions & Tires | |
| Wheelbase | 102 inches 259 cm |
| Weight | 13,800 lbs 6259 kg |
| Front tire | 23.1-26 |
| Rear tire | 23.1-26 |
| 4156 Serial Numbers | |
| 1969 | 9219 |
| 1970 | 9365 |
| Final | 9447 |
FAQ: How to read a serial number table. | |
| References | |
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| Spring 1969 Buyer's Guide published by International Harvester | |
| Spring 1970 Buyer's Guide published by International Harvester | |
| Spring 1971 Buyer's Guide published by International Harvester | |
| International 4156 published in 1969, by International Harvester | |
| Farm Equipment Reference Catalog published in 1968, by International Harvester |
| Page information | |
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| Peter Easterlund - owner/author | |
| Email: Peter@TractorData.com | |
| Updated on June 16, 2019 |