Introduction
Huber 21-39 Super Four Tractor
The Huber 21-39 Super Four is a standard-tread tractor manufactured by Huber in Marion, Ohio, USA. Produced between 1929 and 1939, this model represents a significant era of agricultural mechanization, designed for heavy-duty field operations.
Engine and Performance
The tractor is powered by a 4-cylinder Stearns gasoline engine with a displacement of 461 cubic inches (7.6 liters). It utilizes a liquid cooling system and an oil spray air cleaner to maintain operational integrity. The engine operates at a rated speed of 1000 RPM, delivering 21 hp at the drawbar and 39 hp at the belt, with a total claimed output of 43 hp. This power configuration allows the machine to pull up to four plows.
Transmission and Drivetrain
The powertrain features a gear-type transmission providing two forward speeds and one reverse gear. Power is transferred to the wheels via a dry disc clutch. The tractor utilizes a two-wheel drive system, requiring manual steering for operator control, consistent with the technical standards of the period.
Dimensions and Construction
The Huber 21-39 Super Four is built on a wheelbase of 93 inches (236 cm) with an overall length of 158 inches (401 cm) and a width of 76 inches (193 cm). It features an open operator station and rides on steel wheels, with 40x5 front tires and 56x14 rear tires. The total operating weight is 8450 lbs (3832 kg), providing the necessary mass for traction in field work.
Conclusion
The Huber 21-39 Super Four is a robust example of early 20th-century agricultural engineering. Its substantial weight and mechanical simplicity make it a reliable machine for heavy-duty plowing and general cultivation tasks, remaining a notable piece of equipment for vintage tractor enthusiasts.
Production Information of Huber, 21-39 Super Four
- Standard-tread tractor
- Built in Marion, Ohio, USA
| Manufacturer | Huber |
|---|
Dimension and Tires Information of Huber, 21-39 Super Four
| Wheelbase | 93 inches [236 cm] |
|---|---|
| Operating weight | 8450 lbs [3832 kg] |
| Height (hood) | 62 inches [157 cm] |
| Length | 158 inches [401 cm] |
| Width | 76 inches [193 cm] |
| Ag front | 40x5 (steel) |
|---|---|
| Ag rear | 56x14 (steel) |
Engine Specifications of Huber, 21-39 Super Four
- Stearns
- Liquid-cooled
- Gasoline
- 4-cylinder
| Air cleaner | Oil spray |
|---|---|
| Displacement | 461 ci [7.6 L] |
| Rated RPM | 1000 |
| Bore/Stroke | 4.75x6.50 inches [121 x 165 mm] |
| Coolant capacity | 40 qts [37.9 L] |
Transmission Information of Huber, 21-39 Super Four
Transmission variants 1
| Type | Gear |
|---|---|
| Gears | 2 forward and 1 reverse |
| Clutch | Dry disc |
Mechanical Specs of Huber, 21-39 Super Four
- Two-wheel drive
- Manual steering
- Open operator station.
Power Information of Huber, 21-39 Super Four
| Drawbar (claimed) | 21 hp [15.7 kW] |
|---|---|
| Belt (claimed) | 39 hp [29.1 kW] |
| Plows | 4 |
Where it sits
With 43 hp[B] HP, the Huber 21-39 Super Four sits between 18-36 Super Four (40 HP) and 32-45 Super Four (50 HP) in Huber's range. Its power puts it in the 73th percentile of 1920s models in our database (181 machines).
Frequently asked questions
How much horsepower does the Huber 21-39 Super Four have?
The Huber 21-39 Super Four delivers 43 hp[B] HP.
What years was the Huber 21-39 Super Four produced?
The Huber 21-39 Super Four was produced in 1929-1939.
What engine does the Huber 21-39 Super Four have?
The Huber 21-39 Super Four is powered by a Gasoline, 4-cylinder engine.
What transmission does the Huber 21-39 Super Four use?
The Huber 21-39 Super Four uses a Gear transmission.
How much does the Huber 21-39 Super Four weigh?
The Huber 21-39 Super Four weighs 8450 lbs [3832 kg].
Is the Huber 21-39 Super Four 4WD?
The Huber 21-39 Super Four is available in 2WD.