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Engine:
Farmall Standard
Power:
125 HP (Engine) / HP (PTO)
Fuel Type:
Diesel
Production:
1967 - 1969
| Overview | |
|---|---|
| Summary | x1967 - 1969 56 Series Standard-tread tractor |
| Production | |
|---|---|
| Manufacturer | Farmall (a part of International Harvester) |
| Summary | Standard-tread tractor / Built in Rock Island, Illinois, USA / Original price was $10,700 in 1969 |
| Mechanical | |
|---|---|
| Summary | Two- or four-wheel drive / Power steering / Independent hydraulic dry disc brakes / Open operator station. Two-post ROPS optional. Cab optional with heat and air-conditioning. |
| Hydraulics | |
|---|---|
| Type | open center |
| Valves | 1 |
| Pump flow | 8 gpm 30.3 lpm |
| Tractor hitch | |
|---|---|
| Rear Type | III/II |
| Electrical | |
|---|---|
| Charging system | alternator |
| Charging amps | 55 |
| Batteries | 2 |
| Battery volts | 6 |
| Battery AH | 204 |
| References | |
|---|---|
| Summary | / Spring 1968 Buyer's Guide published by International Harvester / Summer-Fall 1968 Buyer's Guide published by International Harvester / World Wide Farm Equipment Buyer's Guide published in 1968, by International Harvester * / Spring 1969 Buyer's Guide published by International Harvester / 1256 Turbo Tractors published by International Harvester / Farm Equipment Reference Catalog published in 1968, by International Harvester / *Publication contains known errors. |
| Note: the Farmall model 1256 is the same as the International Harvester 1256. The following data is from the 1256 listing. | |
|---|---|
| Engine Detail | |
|---|---|
| Summary | International Harvester DT407 / turbocharged diesel / 6-cylinder / liquid-cooled |
| Displacement | 406.9 ci 6.7 L |
| Bore/Stroke | 4.321x4.625 inches 110 x 117 mm |
| Air cleaner | dual dry elements |
| Compression | 17:1 |
| Rated RPM | 2400 |
| Starter volts | 12 |
| Oil capacity | 15 qts 14.2 L |
| Coolant capacity | 24 qts 22.7 L |
| Note: the Farmall model 1256 is the same as the International Harvester 1256. The following data is from the 1256 listing. | |
|---|---|
| Transmission options | |
|---|---|
| Summary | 8-speed gear / 16-speed partial power shift |
| Transmission | |
|---|---|
| Type | gear |
| Gears | 8 forward and 4 reverse |
| Oil capacity | 68 qts 64.4 L |
| Summary | The 1256's transmission provides four gears (1-4) in high, low, and reverse ranges. |
| Transmission | |
|---|---|
| Transmission | Torque Amplifier |
| Type | partial power shift |
| Gears | 16 forward and 8 reverse |
| Oil capacity | 68 qts 64.4 L |
| Summary | Four gears (1-4) in two ranges (low/high) plus reverse range. The Torque Amplifier (TA) allows a clutchless shift from direct drive (DD) to the lower TA speed in all gears and ranges. |
| Note: the Farmall model 1256 is the same as the International Harvester 1256. The following data is from the 1256 listing. | |
|---|---|
| Farmall 1256 Tires | |
|---|---|
| Standard tires (ag) | Front: 10.00-16. Rear: 18.4-38 (Farmall) |
| Front: 11.00-16. Rear: 24.5-32 (International) | |
| Dimensions | |
|---|---|
| Wheelbase | 105 inches (Farmall) 266 cm |
| 92 inches (International) 233 cm | |
| Length | 164 inches 416 cm |
| Width | 92 inches 233 cm |
| Height (steering wheel) | 86 inches 218 cm |
| Farmall 1256 Weight | |
|---|---|
| Shipping | 9940 lbs (Farmall) 4508 kg |
| 11030 lbs (International) 5003 kg | |
| Operating | 10405 lbs 4719 kg |
| Ballasted | 13810 lbs 6264 kg |
| Note: the Farmall model 1256 is the same as the International Harvester 1256. The following data is from the 1256 listing. | |
|---|---|
| Nebraska Tractor Test 971 | |
|---|---|
| Summary | Diesel Torque Amplifier 2WD April 15 - 30, 1968 Link: Nebraska Tractor Test 971 file / PTO performance |
| Power at rated engine speed | 116.12 hp 86.6 kW |
| Fuel use | 7.5 gal/hour 28.4 l/hour |
| Power at rated PTO speed | 113.33 hp 84.5 kW |
| Fuel use | 6.8 gal/hour 25.7 l/hour |
| Summary | Drawbar performance |
| Max power | 102.03 hp 76.1 kW |
| Fuel use | 7.6 gal/hour 28.8 l/hour |
| Summary | Gear 1H-TA used for power test. |
| Max pull | 11,104 lbs 5036 kg |
| Summary | Gear 3L-TA used for pull test. |
Last Database Update: 12/7/2025