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International Harvester 785 vs International Harvester A-766
Verdict: International Harvester 785 vs International Harvester A-766
The International Harvester 785 and the International Harvester A-766 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 80 hp. International Harvester A-766 holds more fuel (140.0 L vs 112.0 L) for longer stints between fills. International Harvester 785 is the newer design (1981 vs 1972). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.
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Fit & specs
International Harvester
62
Fit score
Best match
Clear
International Harvester
62
Fit score
Best match
Clear
Rated power
80 hp
80 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
International HarvesterReference
International HarvesterReference
Four gears (1-4) in two ranges (low/high) plus reverse range.Reference
Four gears (1-4) in two ranges (low/high) with the Torque Amplifier (TA) power shift. The TA allows a shift-on-the-move between direct drive and a lower speed.Reference
Differential lock
mechanical rearReference
—
Final drives
—
spur gearReference
Engine
Fuel tank
112.0 LReference
140.0 LReference
Engine (gross)
59.7 kWReference
—
Engine (net)
57.7 kWReference
—
Displacement
4.0 LReference
5.1 LReference
Bore/Stroke
100 x 129 mmReference
98 x 111 mmReference
Power (net)
57.7 kWReference
—
Power (gross)
59.7 kWReference
—
Fuel system
direct injectionReference
—
Rated RPM
2300Reference
2300Reference
Torque
356.6 NmReference
336.3 NmReference
Torque RPM
1600Reference
1600Reference
Starter
electricReference
electricReference
Starter volts
12Reference
12Reference
Engine
—
73.1 kWReference
Power
—
73.1 kWReference
Air cleaner
—
dual stage dryReference
Compression
—
16:1Reference
Transmission
Type
two-speed power shiftReference
two-speed power shiftReference
Gears
16 forward and 8 reverseReference
16 forward and 8 reverseReference
Transmission
Torque AmplifierReference
Torque AmplifierReference
PTO & Hydraulics
PTO (claimed)
50.9 kWReference
59.7 kWReference
Pump flow
46.9 lpmReference
45.4 lpmReference
Rear Type
IIReference
IIReference
Control
position and draft controlReference
—
Rear lift
2381 kgReference
—
Rear PTO
independentReference
independentReference
Clutch
hydraulic wet discReference
dry discReference
Rear PTO Type
540/1000Reference
540/1000Reference
Dimensions
Wheelbase
224 cmReference
266 cmReference
Front tire
10.00-16Reference
9.5L-15Reference
Rear tire
16.9-34Reference
18.4-34Reference
2WD Ag front
10.00-16Reference
—
4WD Ag front
12.4-24Reference
—
Ag rear
16.9-34Reference
18.4-34Reference
Length
374 cmReference
395 cmReference
Height
264 cmReference
—
Weight
—
4672 kgReference
Ag front
—
9.5L-15Reference
Width
—
231 cmReference
Height (steering wheel)
—
215 cmReference
Operating weight
—
4672 kgReference
Ballasted weight
—
5388 kgReference
Front tread
—
152 to 213 cmReference
Rear tread
—
142 to 254 cmReference
785 Serial Numbers
Location:
Serial number plate on right front of tractor frame, above the front axle.Reference
Left side of clutch housingReference
Electrical
Ground
negativeReference
—
A-766 Serial Numbers
1972
—
501Reference
1973
—
1140Reference
1974
—
1811Reference
1975
—
2553Reference
1976
—
3270Reference
1977
—
3999Reference
1978
—
4604Reference
Final
—
4771Reference
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.