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 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

Heavy Duty Farm Work Gloves
Essential protective gear for farm work, durable and slip-resistant

AM116304: Inline Fuel Filter
for Kohler 25 050 22-S, 25 050 03-S ,25 050 08-S Fits 1/4-inch and 5/16-inch ID Fuel Line. for John Deere AM116304 AM1163041 GY20709 for Small Engine GKI VW312 6mm-8mm 1/4 Plastic Inline Gas/Fuel Filter G1000 G4164

Tractor Backhoe Attachment with Mechanical Thumb
The MechMaxx BH660 backhoe is a reliable solution for a wide range of digging and excavation tasks. Designed to fit CAT I 3-point hitch tractors, it requires a minimum of 15 PTO horsepower and a tractor weight of at least 1,500 lbs. This backhoe is ideal for ditching on farms and grazing lands, digging pools, cleaning waterways, as well as assistant excavating work in construction and building roads.
* This page contains affiliate links, purchases may generate revenue for this site