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Engine:
Farmall Standard
Power:
85 HP (Engine) / HP (PTO)
Fuel Type:
Diesel
Production:
1967 - 1971
| Overview | |
|---|---|
| Summary | x1967 - 1971 56 Series Row-Crop tractor |
| Production | |
|---|---|
| Manufacturer | Farmall (a part of International Harvester) |
| Summary | Row-Crop tractor / The Farmall 756 was not tested at Nebraska, the tests for the Farmall 706 were used. |
| Variants | |
|---|---|
| IH 756 | standard chassis |
| Farmall 756 | row-crop chassis |
| 756 Custom | economy model |
| Tractor hitch | |
|---|---|
| Rear Type | 2 |
| Type | IH Fast Hitch |
| Electrical | |
|---|---|
| Charging system | alternator |
| Charging amps | 55 |
| Batteries | 1 (gas/LPG) |
| 2 (diesel) | |
| Battery volts | 12 (gas/LPG) |
| 6 (diesel) | |
| Battery AH | 60 (gas/LPG) |
| 130 (diesel) | |
| References | |
|---|---|
| Summary | / Farm Loaders published in 1970, by International Harvester / 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 1971 Buyer's Guide published by International Harvester / Farmall 756 and 856 Tractors published by International Harvester / Farmall 756 Tractor published by International Harvester / Farm Equipment Reference Catalog published in 1968, by International Harvester / Farm Equipment Reference Catalog published in 1970, by International Harvester / *Publication contains known errors. |
| Engine options | |
|---|---|
| Summary | International Harvester 5.1L 6-cyl diesel / International Harvester 4.8L 6-cyl gasoline / International Harvester 4.8L 6-cyl LP gas |
| Engine Detail | |
|---|---|
| Summary | International Harvester D-310 / diesel / 6-cylinder / liquid-cooled |
| Displacement | 310 ci 5.1 L |
| Bore/Stroke | 3.875x4.375 inches 98 x 111 mm |
| Air cleaner | dual dry elements |
| Compression | 16:1 |
| Rated RPM | 2300 |
| Starter volts | 12 |
| Oil capacity | 12 qts 11.4 L |
| Coolant capacity | 23.5 qts 22.2 L |
| Engine Detail | |
|---|---|
| Summary | International Harvester C-291 / gasoline / 6-cylinder / liquid-cooled |
| Displacement | 291 ci 4.8 L |
| Bore/Stroke | 3.75x4.39 inches 95 x 112 mm |
| Air cleaner | dual dry elements |
| Compression | 7.6:1 |
| Rated RPM | 2300 |
| Starter volts | 12 |
| Oil capacity | 9 qts 8.5 L |
| Coolant capacity | 20.5 qts 19.4 L |
| Engine Detail | |
|---|---|
| Summary | International Harvester C-291 / LP gas / 6-cylinder / liquid-cooled |
| Displacement | 291 ci 4.8 L |
| Bore/Stroke | 3.75x4.39 inches 95 x 112 mm |
| Air cleaner | dual dry elements |
| Compression | 7.6:1 |
| Rated RPM | 2300 |
| Starter volts | 12 |
| Oil capacity | 9 qts 8.5 L |
| Coolant capacity | 21 qts 19.9 L |
| Transmission options | |
|---|---|
| Summary | 8-speed / 16-speed two-speed power shift |
| Transmission | |
|---|---|
| Transmission | gear |
| Gears | 8 forward and 4 reverse |
| Clutch | dry disc |
| Oil capacity | 68 qts 64.4 L |
| Summary | Four gears each in high, low, and reverse ranges. |
| Transmission | |
|---|---|
| Transmission | Torque Amplifier |
| Type | two-speed power shift |
| Gears | 16 forward and 8 reverse |
| Clutch | dry disc |
| Oil capacity | 68 qts 64.4 L |
| Summary | The Torque Amplifier (TA) provides a power shift from direct drive (DD) to a lower speed for every gear and range. |
| Farmall 756 Tires | |
|---|---|
| Ag front | 6.50-16 |
| Ag rear | 15.5-38 |
| Dimensions | |
|---|---|
| Wheelbase | 105 inches 266 cm |
| Length | 164 inches 416 cm |
| Width | 92 inches 233 cm |
| Height (steering wheel) | 82 inches 208 cm |
| Shipping weight | 8,350 lbs (diesel) 3787 kg |
| Tractor Tests | |
|---|---|
| Summary | NTTL 955: 310 diesel Torque Amplifier 2WD / NTTL 956: 291 LP gas Torque Amplifier 2WD / NTTL 957: 291 gas Torque Amplifier 2WD |
| Nebraska Tractor Test 955 | |
|---|---|
| Summary | 310 diesel Torque Amplifier 2WD November 14 - 28, 1966 Link: Nebraska Tractor Test 955 file / PTO performance |
| Power at rated engine speed | 76.09 hp 56.7 kW |
| Fuel use | 5.0 gal/hour 18.9 l/hour |
| Power at rated PTO speed | 71.84 hp 53.6 kW |
| Fuel use | 4.7 gal/hour 17.8 l/hour |
| Summary | Drawbar performance |
| Max power | 67.46 hp 50.3 kW |
| Fuel use | 5.0 gal/hour 18.9 l/hour |
| Summary | Gear 1-High-Direct used for power test. |
| Max pull | 8,416 lbs 3817 kg |
| Summary | Gear 3-Low-TA used for pull test. |
| Nebraska Tractor Test 956 | |
|---|---|
| Summary | 291 LP gas Torque Amplifier 2WD November 14 - 28, 1966 Link: Nebraska Tractor Test 956 file / PTO performance |
| Power at rated engine speed | 76.3 hp 56.9 kW |
| Fuel use | 8.4 gal/hour 31.8 l/hour |
| Power at rated PTO speed | 70.98 hp 52.9 kW |
| Fuel use | 7.6 gal/hour 28.8 l/hour |
| Summary | Drawbar performance |
| Max power | 66.53 hp 49.6 kW |
| Fuel use | 8.3 gal/hour 31.4 l/hour |
| Summary | Gear 1-High-Direct used for power test. |
| Max pull | 8,387 lbs 3804 kg |
| Summary | Gear 3-Lo-TA used for pull test. |
| Nebraska Tractor Test 957 | |
|---|---|
| Summary | 291 gas Torque Amplifier 2WD November 16 - 28, 1966 Link: Nebraska Tractor Test 957 file / PTO performance |
| Power at rated engine speed | 76.56 hp 57.1 kW |
| Fuel use | 6.3 gal/hour 23.8 l/hour |
| Power at rated PTO speed | 71.8 hp 53.5 kW |
| Fuel use | 5.8 gal/hour 22.0 l/hour |
| Summary | Drawbar performance |
| Max power | 65.67 hp 49.0 kW |
| Fuel use | 6.3 gal/hour 23.8 l/hour |
| Summary | Gear 1-High-DD used for power test. |
| Max pull | 8,387 lbs 3804 kg |
| Summary | Gear 3-Low-TA used for pull test. |
Last Database Update: 3/10/2026