Introduction
McCormick-Deering 15-30 Standard-Tread Tractor
The McCormick-Deering 15-30 is a standard-tread agricultural tractor manufactured by International Harvester in Milwaukee, Wisconsin, between 1923 and 1929. Designed for heavy-duty field work, this machine represents a significant period in the mechanization of American agriculture.
Engine and Performance
The tractor is powered by an International Harvester 4-cylinder, liquid-cooled vertical valve-in-head engine. With a displacement of 381.7 cubic inches (6.3 liters) and a bore/stroke of 4.50 by 6.00 inches, the unit operates at a rated 1050 RPM to produce 33 horsepower. The engine is fueled by kerosene and utilizes a hand-crank starter system. The cooling system requires a capacity of 48 quarts (45.4 liters).
Transmission and Mechanical Layout
The 15-30 features a gear-type transmission providing 3 forward speeds and 1 reverse speed. The chassis configuration is based on a two-wheel drive system with manual steering, designed to provide straightforward control in the field. The operator is positioned on an open station.
Dimensions and Construction
Constructed with a robust steel frame, the tractor weighs 6000 lbs (2721 kg). It measures 137 inches (347 cm) in length, 65 inches (165 cm) in width, and 177 cm in height. It is equipped with 34x6 steel wheels on the front and 50x12 steel wheels on the rear, which were standard for the era to ensure traction on varied soil conditions.
Conclusion
The McCormick-Deering 15-30 is characterized by its heavy mechanical construction and simplicity of operation. It remains a significant piece of agricultural history, serving as a reliable utility tractor for farmers of the 1920s and currently functioning as a notable subject for preservation and collection.
McCormick-Deering 15-30 Manuals & Documentation
Download the manuals and documentation available for the McCormick-Deering 15-30: repair and workshop manuals, operator's handbooks, spare-parts catalogs and technical leaflets — free PDF files.
Archive documentation provided for reference, hosted by Tractor-Info.
Production Information of McCormick-Deering, 15-30
- Standard-tread tractor
- Built in Milwaukee, Wisconsin, USA
| Manufacturer | McCormick-Deering (a part of International Harvester) |
|---|
Dimension and Tires Information of McCormick-Deering, 15-30
| Length | 137 inches [347 cm] |
|---|---|
| Weight | 6000 lbs [2721 kg] |
| Width | 65 inches [165 cm] |
| Height | 70 inches [177 cm] |
| Ag front | 34x6 steel |
|---|---|
| Ag rear | 50x12 steel |
Engine Specifications of McCormick-Deering, 15-30
- International Harvester
- Liquid-cooled vertical, valve-in-head
- Kerosene
- 4-cylinder
| Rated RPM | 1050 |
|---|---|
| Displacement | 381.7 ci [6.3 L] |
| Starter type | Hand-crank |
| Bore/Stroke | 4.50x6.00 inches [114 x 152 mm] |
| Coolant capacity | 48 qts [45.4 L] |
Transmission Information of McCormick-Deering, 15-30
Transmission variants 1
| Type | Gear |
|---|---|
| Gears | 3 forward and 1 reverse |
Mechanical Specs of McCormick-Deering, 15-30
- Two-wheel drive
- Manual steering
- Open operator station.
Power Information of McCormick-Deering, 15-30
- Https://www.tractordata.com/farm-tractors/003/4/2/3428-mccormick-deering-15-30-tests.html
Where it sits
With 33 hp[B] HP, the McCormick-Deering 15-30 sits between OS-4 (30 HP) and FU265 (35 HP) in McCormick-Deering's range. Its power puts it in the 55th percentile of 1920s models in our database (181 machines).
Frequently asked questions
How much horsepower does the McCormick-Deering 15-30 have?
The McCormick-Deering 15-30 delivers 33 hp[B] HP.
What years was the McCormick-Deering 15-30 produced?
The McCormick-Deering 15-30 was produced in 1923-1929.
What engine does the McCormick-Deering 15-30 have?
The McCormick-Deering 15-30 is powered by a 4-cylinder engine.
What transmission does the McCormick-Deering 15-30 use?
The McCormick-Deering 15-30 uses a Gear transmission.
How much does the McCormick-Deering 15-30 weigh?
The McCormick-Deering 15-30 weighs 6000 lbs [2721 kg].
Is the McCormick-Deering 15-30 4WD?
The McCormick-Deering 15-30 is available in 2WD.