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International Harvester 806 vs International Harvester 956
Verdict: International Harvester 806 vs International Harvester 956
The International Harvester 806 and the International Harvester 956 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 95 hp. International Harvester 806 is the lighter machine (8,460 kg vs 9,458 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. International Harvester 956 is the newer design (1982 vs 1963). 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
85
Fit score
Best match
Clear
International Harvester
85
Fit score
Best match
Clear
Rated power
95 hp
95 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
International HarvesterReference
International HarvesterReference
As two-range Torque Amplifer (TA) to the basic transmission. Pulling back on the left-hand TA lever provides a clutchless shift to a lower speed for each gear. Pushing the lever forward return to direct-drive mode.Reference
liquid-cooledReference
Total built
8,052Reference
—
Original price
$6,800 (1967)Reference
—
Drive
4x4 MFWD 4WD (optional)Reference
—
Steering
hydrostatic powerReference
—
Final drives
—
planetaryReference
Differential lock
—
mechanical rearReference
Variants
IH 806
standard-treadReference
—
Farmall 806
row-cropReference
—
956XL
—
deluxe cabReference
Engine
Drawbar (claimed)
64.6 kWReference
—
Displacement
4.9 LReference
5.9 LReference
Bore/Stroke
97 x 112 mmReference
98 x 129 mmReference
Air cleaner
dual dryReference
dryReference
Rated RPM
2400Reference
2200Reference
Idle RPM
900-2400Reference
—
Starter volts
12Reference
12Reference
Coolant capacity
22.7 LReference
24.0 LReference
Compression
8.71:1Reference
—
Engine (net)
—
70.8 kWReference
Power (net)
—
70.8 kWReference
Fuel system
—
direct injectionReference
Torque
—
339.0 NmReference
Torque RPM
—
1400Reference
Oil capacity
—
12.0 LReference
Transmission
Gears
16 forward and 8 reverseReference
16 forward and 8 reverseReference
Transmission
Torque AmplifierReference
—
PTO & Hydraulics
PTO (claimed)
70.8 kWReference
67.9 kWReference
Hydraulic system
64.3 LReference
46.2 LReference
Type
partial power shiftReference
two-speed power shiftReference
Capacity
64.3 LReference
46.2 LReference
Pump flow
11.4 lpmReference
42.0 lpmReference
Total flow
90.8 lpmReference
—
Steering flow
34.1 lpmReference
—
Rear Type
IIReference
IIReference
Rear PTO
independentReference
independentReference
Rear PTO Type
540/1000Reference
540/1000Reference
Pressure
—
161.8 barReference
Control
—
position and draft controlReference
Rear lift (at ends)
—
5000 kgReference
Clutch
—
310mm cerametallic discReference
Engine RPM
—
1000@2000Reference
Capacities
Fuel
181.7 LReference
140.0 LReference
Dimensions
Wheelbase
231 cmReference
—
Weight
8460 to 9220 poundsReference
9458 to 10538 poundsReference
Front tire
7.50-20Reference
10.00-16Reference
Rear tire
18.4-34Reference
—
Ag front
7.50-20Reference
—
Ag rear
23.1-34Reference
—
Length
388 cmReference
—
Width
269 cmReference
231 cmReference
Height (steering wheel)
208 cmReference
—
Shipping weight
4182 kgReference
—
Bar rear axle
82 mmReference
—
Front tread
142/175/203 cmReference
—
Rear tread
152 to 213 cmReference
170 to 220 cmReference
2WD Wheelbase
—
262 cmReference
4WD Wheelbase
—
258 cmReference
2WD Rear tire
—
16.9R38Reference
2WD Standard tires (ag)
—
Front: 10.00-16. Rear: 16.9R38Reference
4WD Standard tires (ag)
—
Front: 12.4R28. Rear: 16.9R38Reference
2WD Length
—
419 cmReference
4WD Length
—
422 cmReference
Height (cab)
—
274 cmReference
2WD Cab Weight
—
4290 kgReference
4WD Cab Weight
—
4780 kgReference
4WD Clearance (front axle)
—
38 cmReference
2WD Front tread
—
149 to 180 cmReference
4WD Front tread
—
162 to 190 cmReference
806 Serial Numbers
1963
501Reference
—
1964
1403Reference
—
1965
3758Reference
—
1966
5917Reference
—
1967
7409Reference
—
Electrical
Ground
negativeReference
negativeReference
Charging system
generatorReference
alternatorReference
Charging amps
25Reference
55Reference
Batteries
1 (gas/LP)Reference
—
Battery volts
12 (gas/LP)Reference
12Reference
Battery AH
60 (gas/LP)Reference
110Reference
Speeds
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.