International Harvester 4156
Power
155 hp[P] hp
Production
1969-1970
Engine
Turbocharged diesel, 6-cylinder
Weight
20,400 lbs [9253 kg]
Drive
4WD
From the same series:
Introduction
International Harvester 4156 4WD Tractor
Produced between 1969 and 1970, the International Harvester 4156 is a four-wheel-drive heavy-duty agricultural tractor. As part of the evolution of the 4100 series, this model was engineered to provide significant draft power for demanding field operations.
Engine and Performance
The tractor is powered by an International Harvester 6-cylinder liquid-cooled turbocharged diesel engine with a displacement of 429 cubic inches (7.0 liters). It operates at a rated speed of 2400 RPM and produces a power output of 155 hp, providing the necessary torque for heavy tillage and traction tasks.
Transmission and Drive System
The 4156 utilizes a gear-driven transmission featuring 8 forward and 4 reverse gears. It is equipped with a 4x4 four-wheel-drive system designed to maximize traction in various soil conditions. Steering is managed by a hydrostatic power system, which supports either 2-wheel or 4-wheel steering modes, while braking is handled by hydraulic drum brakes.
Hydraulics and PTO
The hydraulic system offers a total flow capacity of 27.1 gpm (102.6 lpm), with a system pressure of 2000 psi. It includes up to three valves for implement control. The tractor is equipped with an independent rear power take-off (PTO) operating at a standard 1000 RPM, allowing for the operation of high-demand implements.
Dimensions and Stability
This machine is built for stability, with a wheelbase of 102 inches and a width of 95.75 inches. Its shipping weight is 13,800 lbs, which can be increased to a ballasted weight of 20,400 lbs to enhance traction. The tractor is fitted with 23.1-26 or 28.1-26 tires depending on the configuration.
Conclusion
With only 218 units built, the International Harvester 4156 is a specialized high-horsepower tractor suited for large-scale farming applications where consistent power and four-wheel-drive traction are essential.
Production Information of International Harvester, 4156
- Four-wheel Drive (4WD) tractor
| Manufacturer | International Harvester |
|---|---|
| Original price | $21,500 (1970) |
| Total built | 218 |
Dimension and Tires Information of International Harvester, 4156
| Ballasted weight | 20,400 lbs [9253 kg] |
|---|---|
| Wheelbase | 102 inches [259 cm] |
| Height (exhaust) | 140 inches [355 cm] |
| Height (steering wheel) | 93 inches [236 cm] |
| Length | 194 inches [492 cm] |
| Ground clearance | 17 inches [43 cm] |
| Shipping weight | 13,800 lbs [6259 kg] |
| Width | 95.75 inches [243 cm] |
| Ag front | 23.1-26 |
|---|---|
| Ag rear | 28.1-26 |
| Ag rear | 23.1-26 |
| Ag front | 28.1-26 |
Engine Specifications of International Harvester, 4156
- International Harvester
- Liquid-cooled
- Turbocharged diesel
- 6-cylinder
| Compression | 16:1 |
|---|---|
| Displacement | 429 ci [7.0 L] |
| Rated RPM | 2400 |
| Bore/Stroke | 4.50x4.50 inches [114 x 114 mm] |
| Coolant capacity | 37 qts [35.0 L] |
| Oil capacity | 21 qts [19.9 L] |
Transmission Information of International Harvester, 4156
Transmission variants 1
| Gears | 8 forward and 4 reverse |
|---|---|
| Oil capacity | 50 qts [47.3 L] |
Mechanical Specs of International Harvester, 4156
- Cab optional with heat and A/C
- Hydraulic drum brakes
| Drive | 4x4 4WD |
|---|---|
| Steering | Hydrostatic power, 2- or 4-wheel |
Power Information of International Harvester, 4156
| Rear PTO | Independent |
|---|---|
| Rear PTO Type | 1000 |
Hydraulics Specifications of International Harvester, 4156
| Valves | 0 to 3 |
|---|---|
| Steering flow | 9.6 gpm (front) [36.3 lpm] |
| Total flow | 27.1 gpm [102.6 lpm] |
| Pump flow | 17.5 gpm [66.2 lpm] |
| Steering press. | 2000 psi [137.9 bar] |
| Steering press.(optional) | 21.5 gpm (rear) [81.4 lpm] |
| Steering press.(optional) | 25.5 gpm (optional) [96.5 lpm] |
Three-Point Hitch of International Harvester, 4156
| Rear Type | 2/3 |
|---|
Where it sits
With 155 hp[P] HP, the International Harvester 4156 sits just above 4100 (144 HP) in International Harvester's range. Its power puts it in the 95th percentile of 1960s models in our database (709 machines).
Frequently asked questions
How much horsepower does the International Harvester 4156 have?
The International Harvester 4156 delivers 155 hp[P] HP.
What years was the International Harvester 4156 produced?
The International Harvester 4156 was produced in 1969-1970.
What engine does the International Harvester 4156 have?
The International Harvester 4156 is powered by a Turbocharged diesel, 6-cylinder engine.
How much does the International Harvester 4156 weigh?
The International Harvester 4156 weighs 20,400 lbs [9253 kg].
Is the International Harvester 4156 4WD?
The International Harvester 4156 is available in 4WD.