McCormick-Deering O-4
The McCormick-Deering O-4 is a tractor produced by Mccormick Deering. It is equipped with a 152.1 ci 2.5 L engine. Transmission: 5 forward and 1 reverse. Operating weight: 4320 lbs 1959 kg.
Fuel & Capacities
17.5 gal
66.2 L
Transmission
5 forward and 1 reverse
Operating Weight
4320 lbs
1959 kg
Mccormick Deering McCormick-Deering O-4 Serial Number & Year Decoder
Find the exact manufacture year of your tractor by checking your chassis serial number below.
Where to Find the Serial NumberThe serial number plate is commonly located on the front frame, tractor transmission housing (right side), or instrument panel badge.
Overview
 | 1940 - 1953
Orchard/Vineyard tractor |
|---|---|
1940 - 1953 | |
Orchard/Vineyard tractor | |
Production | |
|---|---|
Manufacturer | McCormick-Deering |
Orchard/Vineyard tractor | |
Built in Rock Island, Illinois, USA | |
Total built | 2,721 |
Variants | |
|---|---|
W-4 | standard |
O-4 | orchard |
OS-4 | orchard, without full sheet metal |
McCormick-Deering O-4 Engine | |
|---|---|
International Harvester 2.5L 4-cyl gasoline | |
Fuel tank | 17.5 gal
66.2 L |
Aux. fuel | 0.75 gal
2.8 L |
Engine details ...  | |
McCormick-Deering O-4 Transmission | |
|---|---|
5-speed gear | |
Transmission details ...  |
McCormick-Deering O-4 Power | |
|---|---|
Belt (claimed) | 24 hp (kerosene)
17.9 kW |
27.5 hp (gasoline)
20.5 kW | |
Mechanical | |
|---|---|
Two-wheel drive | |
Manual steering | |
Open operator station |
Power Take-off (PTO) | |
|---|---|
Rear PTO Type | 540 |
Dimensions & Tires | |
|---|---|
Wheelbase | 66.75 inches
169 cm |
Weight | 4320 lbs
1959 kg |
Front tire | 5.50-16 |
Rear tire | 12-26 |
Full dimensions and tires ...  | |
Belt Pulley | |
|---|---|
Diameter | 9.75 inches
24 cm |
Width | 7.5 inches
19 cm |
RPM | 1019 |
Speed | 2601 ft/min
792.78 meters/min |
References | |
|---|---|
 | |
General Line Catalog published in 1949, by International Harvester |
Engine
Engine Detail — 152.1 ci / 2.5 L Gasoline
Manufacturer | International Harvester |
Fuel Type | Gasoline |
Configuration | 4-cylinder, liquid-cooled |
Displacement | 152.1 ci
2.5 L |
Bore/Stroke | 3.375x4.45 inches
86 x 113 mm |
Compression | 5.9:1 (high-compression gasoline) |
4.75:1 (gasoline-distillate) | |
4.5:1 (kerosene) | |
Rated RPM | 1650 |
Firing order | 1-3-4-2 |
Oil capacity | 6 qts
5.7 L |
Transmission
Transmission — 5 forward and 1 reverse gear
Type | gear |
Gears | 5 forward and 1 reverse |
 | |
Dimensions
McCormick-Deering O-4 Tires | |
|---|---|
Ag front | 5.50-16 |
Ag rear | 12-26 |
Dimensions | |
|---|---|
Wheelbase | 66.75 inches
169 cm |
Length | 120.9 inches
307 cm |
Width | 60.25 inches
153 cm |
Height | 60.25 inches
153 cm |
Shipping weight | 4320 lbs
1959 kg |
Photos
McCormick-Deering O-4 grove tractor, front-right view.
McCormick-Deering O-4 orchard tractor, rear-right view.
McCormick-Deering O-4 orchard tractor, left side.
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