Search
McCormick-Deering OS-6 vs McCormick-Deering W-12
Verdict: McCormick-Deering OS-6 vs McCormick-Deering W-12
The McCormick-Deering OS-6 and the McCormick-Deering W-12 are both tractors — here is how they stack up on the figures that matter. McCormick-Deering OS-6 is the newer design (1944 vs 1934). 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
McCormick-Deering
79
Fit score
Best match
Clear
McCormick-Deering
62
Fit score
Clear
Rated power
null hp
10 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
McCormick-DeeringReference
McCormick-Deering (a part of International Harvester)Reference
liquid-cooledReference
Gasoline 3-speed 2WDNovember 13 - 16, 1934Link: Nebraska Tractor Test 231 fileReference
Total built
—
3,633Reference
Variants
W-6
standardReference
—
O-6
orchardReference
—
OS-6
orchard without full sheet metalReference
—
ODS-6
diesel OS-6Reference
—
I-6
industrialReference
—
ID-6
diesel industrialReference
—
F-12
—
row-cropReference
W-12
—
standardReference
O-12
—
orchardReference
I-12
—
industrialReference
Engine
Displacement
4.1 LReference
1.9 LReference
Bore/Stroke
98 x 133 mmReference
76 x 102 mmReference
Compression
4.5:1 (kerosene)Reference
—
Fuel tank
—
41.6 LReference
Aux. fuel
—
2.8 LReference
Drawbar (claimed)
—
7.5 kWReference
Belt (claimed)
—
11.2 kWReference
Plows
—
1Reference
Drawbar (tested)
—
10.1 kWReference
Belt (tested)
—
13.2 kWReference
Air cleaner
—
oil bathReference
Rated RPM
—
1700Reference
Firing order
—
1-3-4-2Reference
Coolant capacity
—
13.2 LReference
Belt power (max)
—
13.2 kWReference
Max power
—
10.1 kWReference
Transmission
Type
gearReference
unsynchronized gearReference
Gears
5 forward and 1 reverseReference
3 forward and 1 reverseReference
Clutch
—
dry discReference
PTO & Hydraulics
Rear PTO Type
—
567Reference
Dimensions
Wheelbase
—
152 cmReference
Weight
—
1315 kgReference
Front tire
—
22.50x3.50Reference
Rear tire
—
42x8Reference
Ag front
—
22.50x3.50 steelReference
Ag rear
—
42x8 steelReference
Length
—
261 cmReference
Height (steering wheel)
—
139 cmReference
Shipping weight
—
1315 kgReference
Front tread
—
103 cmReference
Rear tread
—
107 cmReference
W-12 Serial Numbers
1934
—
512 (I-12)Reference
1935
—
775 (I-12)Reference
1936
—
975 (I-12)Reference
1937
—
1525 (I-12)Reference
1938
—
2495 (I-12)Reference
Final
—
2703 (I-12)Reference
Capacities
Diameter
—
33 cmReference
Width
—
128 cmReference
RPM
—
787Reference
Speed
—
832.10 meters/minReference
Test results
Belt fuel use (max)
—
6.8 l/hourReference
Max pull
—
970 kgReference
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.