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Farmall F-12 vs Farmall Super AM
Verdict: Farmall F-12 vs Farmall Super AM
The Farmall F-12 and the Farmall Super AM are both tractors — here is how they stack up on the figures that matter. Farmall F-12 is the lighter machine (1,224 kg vs 5,293 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Farmall Super AM holds more fuel (79.5 L vs 49.2 L) for longer stints between fills. Farmall Super AM is the newer design (1953 vs 1932). 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
Farmall
62
Fit score
Clear
Farmall
79
Fit score
Best match
Clear
Rated power
10 hp
null hp
Confidence
40%
40%
Guide price
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Overview
Manufacturer
Farmall (a part of International Harvester)Reference
Farmall (a part of International Harvester)Reference
Factories
Neuss, GermanyReference
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Total built
2,848 GermanyReference
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Variants
F-12-G
German-builtReference
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F-12-G4
German-built, four-speedReference
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W-12
McCormick standard-frontReference
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Super AW-6
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kerosense engine, standard frontReference
Super AWD-6
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diesel engine, standard frontReference
Super AM
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kerosene engine, row-crop frontReference
Super AMD
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diesel engine, row-crop frontReference
Engine
Kerosene 3-speed 2WDNovember 1 - 16, 1933Link: Nebraska Tractor Test 220 fileReference
With 12x38 rear tires.Reference
Fuel tank
49.2 LReference
79.5 LReference
Drawbar (claimed)
7.5 kWReference
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Belt (claimed)
9.7 kWReference
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Plows
1Reference
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Drawbar (tested)
9.2 kWReference
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Belt (tested)
12.1 kWReference
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Displacement
1.9 LReference
4.3 LReference
Bore/Stroke
76 x 102 mmReference
102 x 133 mmReference
Air cleaner
oil bathReference
oil bathReference
Rated RPM
1400Reference
1450Reference
Firing order
1-3-4-2Reference
1-3-4-2Reference
Coolant capacity
13.2 LReference
22.7 LReference
Belt power (max)
10.9 kWReference
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Max power
8.8 kWReference
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Aux. fuel
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3.4 LReference
Sparkplug gap
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0.813 mmReference
Intake valve clearance
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0.432 mmReference
Exhaust valve clearance
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0.432 mmReference
Oil capacity
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47.3 LReference
Transmission
Type
unsynchronized gearReference
unsynchronized gearReference
Gears
4 forward and 1 reverseReference
5 forward and 1 reverseReference
Clutch
dry discReference
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PTO & Hydraulics
Rear PTO Type
540 (1.125)Reference
540Reference
Engine RPM
—
540@1450Reference
Dimensions
Wheelbase
193 cmReference
224 cmReference
Weight
1224 kgReference
5293 to 6669 poundsReference
Front tire
23x6Reference
6.00x16Reference
Rear tire
54x6Reference
12x38Reference
Ag front
23x6 (steel)Reference
6.00x16Reference
Ag rear
54x6 (steel)Reference
12x38Reference
Length
318 cmReference
337 cmReference
Height
158 cmReference
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Shipping weight
1224 kgReference
2400 kgReference
Rear tread
111 to 200 cmReference
132 to 254 cmReference
Height (steering wheel)
—
196 cmReference
Height (hood)
—
163 cmReference
Operating weight
—
3025 kgReference
Ground clearance
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44 cmReference
Clearance (rear axle)
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66 cmReference
Front tread
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21 cmReference
F-12 Serial Numbers
1932
501 (Chicago)Reference
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1933
526 (Chicago)Reference
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1934
4881 (Chicago)Reference
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1935
17411 (Chicago)Reference
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1936
48660 (Chicago)Reference
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1937
81837 (Chicago)Reference
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1938
NT101 (Neuss)Reference
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Location:
Serial number plate ahead of the gear shift, below the steering column.Reference
Tractor's clutch housing on the right side.Reference
Final
123942 (Chicago)Reference
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Capacities
Diameter
31 cmReference
27 cmReference
Width
188 cmReference
245 cmReference
RPM
800Reference
899Reference
Speed
789.74 meters/minReference
788.82 meters/minReference
Test results
Belt fuel use (max)
5.7 l/hourReference
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Max pull
822 kgReference
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Super AM Serial Numbers
Electrical
Charging system
—
generatorReference
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.