Search
International Harvester A-766 vs International Harvester Hydro 85
Verdict: International Harvester A-766 vs International Harvester Hydro 85
The International Harvester A-766 and the International Harvester Hydro 85 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 Hydro 85 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.
Tune the fit score
Tell us about your operation
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) with the Torque Amplifier (TA) power shift. The TA allows a shift-on-the-move between direct drive and a lower speed.Reference
liquid-cooledReference
Final drives
spur gearReference
—
Differential lock
—
mechanical rearReference
Engine
Fuel tank
140.0 LReference
112.0 LReference
Engine
73.1 kWReference
—
Displacement
5.1 LReference
4.0 LReference
Bore/Stroke
98 x 111 mmReference
100 x 129 mmReference
Power
73.1 kWReference
—
Air cleaner
dual stage dryReference
—
Compression
16:1Reference
—
Rated RPM
2300Reference
2300Reference
Torque
336.3 NmReference
263.1 NmReference
Torque RPM
1600Reference
1600Reference
Starter
electricReference
electricReference
Starter volts
12Reference
12Reference
Engine (gross)
—
59.7 kWReference
Engine (net)
—
57.7 kWReference
Power (net)
—
57.7 kWReference
Power (gross)
—
59.7 kWReference
Fuel system
—
indirect injectionReference
Transmission
Gears
16 forward and 8 reverseReference
infinite forward and reverseReference
Clutch
dry discReference
hydraulic wet discReference
Transmission
Torque AmplifierReference
—
PTO & Hydraulics
PTO (claimed)
59.7 kWReference
50.9 kWReference
Type
two-speed power shiftReference
hydrostaticReference
Pump flow
45.4 lpmReference
46.9 lpmReference
Rear Type
IIReference
IIReference
Rear PTO
independentReference
independentReference
Rear PTO Type
540/1000Reference
540/1000Reference
Control
—
position and draft controlReference
Rear lift
—
2381 kgReference
Dimensions
Wheelbase
266 cmReference
224 cmReference
Weight
4672 kgReference
—
Front tire
9.5L-15Reference
10.00-16Reference
Rear tire
18.4-34Reference
16.9-34Reference
Ag front
9.5L-15Reference
12.4-24 (MFWD)Reference
Ag rear
18.4-34Reference
16.9-34Reference
Length
395 cmReference
374 cmReference
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
—
A-766 Serial Numbers
1972
501Reference
—
1973
1140Reference
—
1974
1811Reference
—
1975
2553Reference
—
1976
3270Reference
—
1977
3999Reference
—
1978
4604Reference
—
Location:
Left side of clutch housingReference
Serial number plate on right front of tractor frame, above the front axle.Reference
Final
4771Reference
—
Hydro 85 Serial Numbers
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.