mccormick deering os 4
![]() | 1944 - 1953 | 1944 - 1953 |
|---|---|---|
1944 - 1953 | ||
1944 - 1953 |
|---|
Production | |
|---|---|
Manufacturer | McCormick-Deering |
Built in Rock Island, Illinois, USA | |
Variants | |
|---|---|
W-4 | standard |
O-4 | orchard |
OS-4 | orchard, without full sheet metal |
McCormick-Deering OS-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 OS-4 Transmission | |
|---|---|
5-speed gear | |
Transmission details ... |
McCormick-Deering OS-4 Power | |
|---|---|
Drawbar (claimed) | 25 hp
18.6 kW |
Belt (claimed) | 27.5 hp
20.5 kW |
Mechanical | |
|---|---|
Two-wheel drive | |
Manual steering | |
Open operator station. |
Photos | |
|---|---|
![]() | |
McCormick-Deering OS-4 photos... |
Power Take-off (PTO) | |
|---|---|
Rear PTO Type | 540 |
Dimensions & Tires | |
|---|---|
Wheelbase | 66.75 inches
169 cm |
Weight | 4120 lbs
1868 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 |
Recommended Products
Advertisement · Featured Tractor-Related Products

John Deere 1:16 Big Farm Tractor Model
Detailed scale model with authentic features, perfect for collectors and enthusiasts

Turf-Gard SAE 10W-30 Oil TWO Quarts
4-Cycle engine oil For gas engines only SAE 10W-30 Provides maximum protection for lawn and utility equipment 946mL / 32 fl. Oz per quart - TWO quarts included

John Deere Original Equipment Green Spray Paint
OEM John Deere Part Number: TY25624 Lead-free formulation - user-friendly and environmentally safe. Suitable for exterior or interior use High-quallity, long-lasting, color-fast paints for weather-proven performance in field testing

Hy-Gard Transmission & Hydraulic Oil
Genuine OEM Part Number: TY22000 An exclusive formulation, specifically designed to protect John Deere transmissions, final drives, and hydraulic systems.
* This page contains affiliate links, purchases may generate revenue for this site


