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Farmall 1066 vs Farmall 1206
Verdict: Farmall 1066 vs Farmall 1206
The Farmall 1066 and the Farmall 1206 are both tractors — here is how they stack up on the figures that matter. Farmall 1066 leads on rated power with 116 hp against 113 hp. Farmall 1206 is the lighter machine (9,400 kg vs 12,148 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. In short: choose the Farmall 1066 for outright pulling power, or the Farmall 1206 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.
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Fit & specs
Farmall
85
Fit score
Best match
Clear
Farmall
85
Fit score
Best match
Clear
Rated power
116 hp
113 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
Farmall (a part of International Harvester)Reference
Farmall (a part of International Harvester)Reference
Four gears (1-4) in two ranges (Low/High) with the two-speed Torque Amplifier power shift (TA/direct).Reference
The Torque Amplifier (TA) provides a clutchless power shift between Direct Drive (DD) and the lower TA gearing.Reference
Total built
54,947Reference
8,400Reference
Engine
Fuel tank
159.0 LReference
159.0 LReference
Drawbar (claimed)
80.5 kWReference
74.3 kWReference
Drawbar (tested)
79.0 kWReference
70.8 kWReference
Displacement
6.8 LReference
5.9 LReference
Bore/Stroke
109 x 121 mmReference
105 x 108 mmReference
Air cleaner
dual stage dryReference
two-stage dryReference
Rated RPM
2600 (after 1973)Reference
2400Reference
Starter volts
12Reference
12Reference
Oil capacity
17.0 LReference
14.2 LReference
Coolant capacity
23.7 LReference
22.2 LReference
Power at rated engine speed
93.7 kWReference
84.0 kWReference
Max power
79.0 kWReference
70.8 kWReference
Compression
—
17.0:1Reference
Transmission
Gears
infinite forward and reverse (two-range)Reference
16 forward and 8 reverseReference
Clutch
dry discReference
—
Transmission
Torque AmplifierReference
Torque AmplifierReference
PTO & Hydraulics
PTO (claimed)
94.0 kWReference
84.0 kWReference
PTO (tested)
93.7 kWReference
84.0 kWReference
Type
hydrostaticReference
partial power shiftReference
Pump flow
45.4 lpmReference
45.4 lpmReference
Total flow
79.5 lpmReference
—
Steering flow
34.1 lpmReference
—
Rear Type
III/IIReference
IIIReference
Rear lift (at 24"/610mm)
2540 kgReference
—
Rear PTO
independentReference
independentReference
Rear PTO Type
540/1000Reference
1000Reference
Power at rated PTO speed
88.9 kWReference
79.5 kWReference
Valves
—
0 to 2Reference
Dimensions
Wheelbase
266 cmReference
256 cmReference
Weight
12148 to 13345 poundsReference
9400 to 10115 poundsReference
Front tire
11L-15Reference
7.50-16Reference
Rear tire
18.4-38Reference
18.4-38Reference
Ag front
11L-15Reference
7.50-16Reference
Ag rear
18.4-38Reference
18.4-38Reference
Length
419 cmReference
388 cmReference
Width
248 cmReference
233 cmReference
Height (exhaust)
281 cmReference
—
Clearance (drawbar)
40 cmReference
—
Bar rear axle
82 mmReference
—
Operating
6053 kgReference
4588 kgReference
Ballasted
6921 kgReference
6159 kgReference
Height (steering wheel)
—
218 cmReference
Shipping
—
4263 kgReference
1066 Serial Number Location
1066 Serial Numbers
1971
7101Reference
—
1972
12677Reference
—
1973
24205Reference
—
1974
34949Reference
—
1975
46855Reference
—
1976
56672Reference
—
Test results
Fuel use
31.4 l/hourReference
26.5 l/hourReference
Max pull
5896 kgReference
4873 kgReference
Speeds
Variants
IH 1206
—
standard frontReference
Farmall 1206
—
row-cropReference
Wheatland
—
larger platform, heavy drawbarReference
1206 Serial Number Location
1206 Serial Numbers
1965
—
7501Reference
1966
—
8626Reference
1967
—
12731Reference
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.