International 1256 utility tractor: review and specs

The International Harvester 1256 is a 2WD or 4WD utility tractor manufactured by International Harvester in Rock Island, Illinois, USA from 1967 to 1969. The International 1256 is equipped with a 6.7 L (407.0 cu·in) six-cylinder diesel engine and one of two transmissions: a gear type transmission with 8 forward and 4 reverse gears or a partial power shift transmission with 16 forward and 8 reverse gears.

The IH 1256 utility tractor used the International Harvester DT407 engine. It is a 6.7 L, 6,669 cm², (407.0 cu·in) six-cylinder turbocharged diesel engine with 110.0 mm (4.33 in) of the cylinder bore and 117.0 mm (4.61 in) of the piston stroke. The compression ratio rating is 17.0:1. This engine produced 114.6 PS (84.3 kW; 113.0 HP) at 2,400 rpm of PTO output power.

The International 1256 is equipped with power steering, independent hydraulic dry disc brakes, open operator station, or two-post ROPS, or cab with heat and air-conditioning (optional) and 159.0 liters (42 US gal.; 35 Imp. gal) fuel tank.

International Harvester 1256 Specifications

General Specifications
Model	International Harvester 1256
Length	4,160 mm (163.8 in)
Width	2,330 mm (91.7 in)
Height	2,180 mm (85.8 in)
Wheel base	2,660 mm (104.7 in)
Weight	4,720 kg (10,406 lbs)
Fuel tank capacity	159.0 liters (42 US gal.; 35 Imp. gal)
Battery	Two 6V, CCA 204A
Cabin type	Open operator station or two-post ROPS or cab with heat and air-conditioning (optional )
Engine
Engine model	International Harvester DT407
Engine type	Four-stroke, liquid-cooled, inline
Cylinders	6
Fuel type	Diesel
Displacement	6.7 L, 6,669 cm², (407.0 cu·in)
Bore and stroke	110.0 mm X 117.0 mm (4.33 in X 4.61 in)
Compression ratio	17.0:1
Horsepower	114.6 PS (84.3 kW; 113.0 HP) at 2,400 rpm
Starter	Electric
Oil capacity:	14.2 L (15 US. qt, 12.5 Imp. qt.)
Coolant capacity:	22.7 L (24 US. qt, 20 Imp. qt.)

Transmission and chassis
Chassis	4×2 2WD or 4×4 MFWD 4WD
Steering type	Power
Brakes	Independent hydraulic dry disc
Transmission model	–
Transmission type	Gear type
Gears	8 forward and 4 reverse
Speed	Forward: 31.4 kmh (19.5 mph) Reverse: 15.3 (9.5 mph)
Transmission oil capacity	64.4 L (17 US. gal, 14.2 Imp. gal.)
Transmission model	Torque Amplifier
Transmission type	Partial power shift
Gears	16 forward and 8 reverse
Speed	Forward: 31.4 kmh (19.5 mph) Reverse: 15.3 (9.5 mph)
Transmission oil capacity	64.4 L (17 US. gal, 14.2 Imp. gal.)
Tires
Front tires	Ag: 10.00-16
Rear tires	Ag: 18.4-38

Three-Point Hitch
Caterogy	III/II
Control type	–
Lift capacity (at ends)	–
PTO (Power take-off shaft)
Rear PTO type	Independent
Rear PTO speed	1,000 rpm
Hydraulic system
Hydraulic type	Open center
Valves	1
Pump flow	8.0 gpm (30.3 lpm)

ATTENTION! Dear visitors, this site is not a trading platform, an official dealer or a spare parts supplier, so we do not have any price lists, spare parts catalogs, service or owner manuals. We are an information portal and provide the technical specifications.

We try to use verified sources and official documentation, however, differences between sources or errors in entering information may occur. In addition, the characteristics may vary depending on the modification and market. We do not provide advice on technical issues related to the any operation or repair. We do not recommend using provided information for repairing or spare parts ordering, use only official service manuals and spare-parts catalogs.