McCormick-Deering I-12
McCormick-Deering I-12 1934
McCormick-Deering I-12 of 1934 on rubber tires
Model history
Model introduced 1934
Model discontinued 1936
Model status Discontinued
No. produced 1,013
Superseded by International I-12
Engine Specification
Engine make International
Fuel type gasoline
Power hp 19 belt
Governed rpm 2000
Displacement cu in /(litre) 113 ci
No. of Cylinders 4
Bore in (mm) 3
Stroke in (mm) 4
Cooling system Water
Naturally aspirated, Turbo or Supercharged NA
Transmission Details
Transmission type sliding gear
Gearbox make International
Forward 3
Reverse 1
Drive 2-WD
General Data
Linkage Category Drawbar
Tyre Sizes (std/options)
Front 6.00-9
Rear 9.00-24
Tractor Dimensions
Length (inches/metres) 99 in
Height (inches/meters) 52 in
Weight (nominal) lb/kg 3200 lb
Turning circle (nominal) inches/meters 18.5 ft
Wheelbase 60 in
Other info
Factories Tractor Works, Chicago, Illinois, USA
Plow rating
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The McCormick-Deering I-12 was built by International Harvester from 1934 to 1936 in the Chicago, Illinois Tractor Works factory, USA.

Model historyEdit

The McCormick-Deering I-12 industrial tractor was identical to the O-12 orchard model, except for foot brakes and an industrial-type drawbar. It was renamed the International I-12 in 1937.

Timeline Edit

Factory locations Edit

  • International Harvester Tractor Works, Chicago, Illinois, USA


See infobox for basic details

Variations and Options Edit

Serial numbers and production figuresEdit

Year Serial run Number Built[1] Notes (Total built 1,013).
1934 IS512-774 263
1935 IS775-974 200
1936 IS975-1524 550

Preserved modelsEdit

See alsoEdit


  1. Klancher, Lee 1996. International Harvester Photographic History, Motorbooks International, Osceola, Wisconsin, p.125

External linksEdit