Overview
The Huber 20-40 Super Four is a standard-tread farm tractor produced in Marion, Ohio, between 1926 and 1928. It is powered by a Stearns 8.8L four-cylinder gasoline engine and features a 2-speed gear transmission with an open operator station.
Ideal Applications
Tested Power Output:
In Nebraska Tractor Test 126, the unit demonstrated a maximum belt power of 50.05 hp and a maximum drawbar pull of 5,932.5 lbs.
Physical Dimensions and Chassis:
The tractor is built on a 95-inch wheelbase with an operating weight of 9,186 lbs and utilizes steel ag tires measuring 40x7 inches in the front and 56x18 inches in the rear.
Belt Pulley Specifications:
The machine is equipped with a 15.5-inch diameter belt pulley that operates at 666 RPM and features an 8-inch width.
Production
| Description | Standard-tread tractor / Built in Marion, Ohio, USA |
|---|---|
| Manufacturer | Huber |
Engine
| Engine type | Stearns 8.8L 4-cyl gasoline |
|---|---|
| Fuel tank | 50 gal (189.2 L) |
| Air cleaner | oil spray |
| Bore/Stroke | 5.125x6.50 inches (130 x 165 mm) |
| Coolant capacity | 46 qts (43.5 L) |
| Description | Stearns / gasoline / 4-cylinder / liquid-cooled |
| Displacement | 536 ci (8.8 L) |
| Rated RPM | 1100 |
| Belt (claimed) | 40 hp (29.8 kW) |
| Belt (tested) | 50.05 hp (37.3 kW) |
| Drawbar (claimed) | 20 hp (14.9 kW) |
| Drawbar (tested) | 40.79 hp (30.4 kW) |
| Plows | 4 |
Transmission
| Clutch | dry disc |
|---|---|
| Gears | 2 forward and 1 reverse |
| Transmission type | 2-speed gear |
| Type | gear |
Mechanical
| Cab | Open operator station. |
|---|---|
| Description | Manual steering |
| Drive type | Two-wheel drive |
Dimensions & Tires
| Height (hood) | 62 inches (157 cm) |
|---|---|
| Length | 160 inches (406 cm) |
| Operating weight | 9186 lbs (4166 kg) |
| Wheelbase | 95 inches (241 cm) |
| Width | 84 inches (213 cm) |
| Front tire | 40x7 |
| Rear tire | 56x18 |
| Weight | 9186 lbs (4166 kg) |
| Wheelbase | 95 inches (241 cm) |
| Ag front | 40x7 (steel) |
| Ag rear | 56x18 (steel) |
Belt Pulley
| Diameter | 15.5 inches (39 cm) |
|---|---|
| RPM | 666 |
| Width | 8 inches (20 cm) |
Nebraska Tractor Test 126
| Belt fuel use (max) | 7.1 gal/hour (26.9 l/hour) |
|---|---|
| Belt power (max) | 50.05 hp (37.3 kW) |
| Description | Gasoline 2WDSeptember 7 - 15, 1926Link: Nebraska Tractor Test 126 file / Drawbar performance |
| Max power | 40.79 hp (30.4 kW) |
| Max pull | 5932.5 lbs (2690 kg) |