Compare/International Harvester 745 vs International Harvester 756

International Harvester 745 vs International Harvester 756

Verdict: International Harvester 745 vs International Harvester 756

The International Harvester 745 and the International Harvester 756 are both tractors — here is how they stack up on the figures that matter. International Harvester 745 leads on rated power with 78 hp against 76 hp. International Harvester 756 is the lighter machine (3,810 kg vs 6,724 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. International Harvester 756 holds more fuel (124.9 L vs 106.0 L) for longer stints between fills. International Harvester 745 is the newer design (1980 vs 1967). In short: choose the International Harvester 745 for outright pulling power, or the International Harvester 756 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

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Acreage600 acBudgetMain crop / use

Fit & specs

International Harvester

Fit score

Best match

Clear

International Harvester

Fit score

Best match

Clear

Rated power

78 hp

76 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

International HarvesterReference

Four gears in two ranges, plus reverse range.Reference

With 18.4-30 rear tires.Reference

Final drives

planetaryReference

—

Differential lock

mechanical rearReference

—

Factories

—

Rock Island, Illinois, USAReference

Variants

745S

ROPSReference

—

745XL

CabReference

—

Farmall 756

—

row-crop tractorReference

Engine

Fuel tank

106.0 LReference

124.9 LReference

Engine (gross)

58.0 kWReference

—

Engine (net)

53.5 kWReference

—

Displacement

3.9 LReference

4.8 LReference

Bore/Stroke

98 x 129 mmReference

95 x 112 mmReference

Rated Power (net)

53.5 kWReference

—

Power (gross)

58.0 kWReference

—

Rated RPM

2300Reference

Torque

251.0 NmReference

—

Torque RPM

1600Reference

—

Starter

electricReference

—

Starter volts

12Reference

Oil capacity

9.0 LReference

8.5 LReference

Oil change

200 hReference

—

Engine

—

75.3 kWReference

Drawbar (claimed)

—

51.5 kWReference

Power

—

75.3 kWReference

Coolant capacity

—

19.4 LReference

Transmission

IH SynchronReference

Torque AmplifierReference

Type

creeperReference

two-speed power shiftReference

Gears

8 forward and 4 reverseReference

16 forward and 8 reverseReference

PTO & Hydraulics

PTO (claimed)

49.7 kWReference

56.7 kWReference

Pump flow

29.9 lpmReference

45.4 lpmReference

Rear Type

IIReference

Control

position and lower-link draft control.Reference

—

Rear lift

3099 kgReference

—

Rear PTO

liveReference

independentReference

Rear PTO Type

540/1000Reference

540/1000 (1.375)Reference

Engine RPM

—

1000@2100Reference

Dimensions

2WD Wheelbase

222 cmReference

—

4WD Wheelbase

218 cmReference

—

Weight

6724 to 8422 poundsReference

3810 kgReference

Front tire

7.50-18Reference

2WD Rear tire

16.9R34Reference

—

2WD Standard tires (ag)

Front: 7.50-18. Rear: 16.9R34Reference

—

4WD Standard tires (ag)

Front: 12.4R24. Rear: 16.9R34Reference

—

2WD Length

376 cmReference

—

4WD Length

381 cmReference

—

Width

203 cmReference

Height (ROPS)

254 cmReference

—

Height (cab)

266 cmReference

—

2WD Ground clearance

48 cmReference

—

4WD Ground clearance

40 cmReference

—

2WD Front tread

134 to 182 cmReference

—

4WD Front tread

164 to 181 cmReference

—

Rear tread

157 to 198 cmReference

—

2WD ROPS

3050 kgReference

—

2WD Cab

3430 kgReference

—

4WD ROPS

3440 kgReference

—

4WD Cab

3820 kgReference

—

Wheelbase

—

256 cmReference

Rear tire

—

18.4-30Reference

Ag front

—

7.50-18Reference

Ag rear

—

18.4-30Reference

Length

—

416 cmReference

Height (steering wheel)

—

208 cmReference

Shipping weight

—

3810 kgReference

Bar rear axle

—

82 by 2032 mmReference

Electrical

Ground

negativeReference

—

Charging system

alternatorReference

Charging amps

33Reference

55Reference

Battery volts

12Reference

—

Battery AH

88Reference

—

Diesel Batteries

—

2Reference

Gas Batteries

—

1Reference

Diesel Battery volts

—

6Reference

Gas Battery volts

—

12Reference

Diesel Battery AH

—

130Reference

Gas Battery AH

—

60Reference

Speeds

756 Serial Number Location

756 Serial Numbers

1967 (Farmall)

—

7501Reference

1968 (Farmall)

—

9904Reference

1969 (Farmall)

—

14125Reference

1970 (Farmall)

—

17832Reference

1971 (Farmall)

—

18374Reference

1967 (IH)

—

7501Reference

1968 (IH)

—

7672Reference

1969 (IH)

—

8164Reference

1970 (IH)

—

8284Reference

1971 (IH)

—

8427Reference

Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.