Overview
The Pioneer Tractor Special is a standard-tread farm tractor manufactured in Winona, Minnesota, between 1918 and 1927. It is equipped with a 9.3L four-cylinder liquid-cooled gasoline engine and a three-speed gear transmission. The machine features an open operator station, manual steering, and steel wheels as standard equipment.
Ideal Applications
Engine and Power Ratings:
The 570 ci gasoline engine is rated at 700 RPM, providing a claimed 30 hp at the belt and 15 hp at the drawbar for pulling up to four 14-inch plows.
Transmission and Drivetrain:
The mechanical configuration consists of a two-wheel drive system, a three-speed gear transmission with one reverse gear, and a 4.125-inch diameter rear axle.
Physical Dimensions and Equipment:
This 6,300-pound tractor utilizes 36x6 front and 60x18 rear steel wheels and includes a 14-inch diameter belt pulley rated for 510 RPM.
Production
| Description | Standard-tread tractor / Built in Winona, Minnesota, USA |
|---|---|
| Manufacturer | Pioneer Tractor |
Engine
| Engine type | Pioneer Tractor 9.3L 4-cyl gasoline |
|---|---|
| Bore/Stroke | 5.50x6.00 inches (140 x 152 mm) |
| Description | Pioneer Tractor / gasoline / 4-cylinder / liquid-cooled |
| Displacement | 570 ci (9.3 L) |
| Rated RPM | 700 |
| Belt (claimed) | 30 hp (22.4 kW) |
| Drawbar (claimed) | 15 hp (11.2 kW) |
| Plows | 4 (14-inch) |
Transmission
| Gears | 3 forward and 1 reverse |
|---|---|
| Transmission type | 3-speed gear |
| Type | gear |
Mechanical
| Cab | Open operator station. |
|---|---|
| Drive type | Two-wheel drive |
| Steering | manual |
Dimensions & Tires
| Height | 66 inches (167 cm) |
|---|---|
| Length | 168 inches (426 cm) |
| Rear axle | 4.125 inch diameter (104 mm) |
| Weight | 6300 lbs (2857 kg) |
| Wheelbase | 116 inches (294 cm) |
| Width | 76 inches (193 cm) |
| Front tire | 36x6 |
| Rear tire | 60x18 |
| Weight | 6300 lbs (2857 kg) |
| Wheelbase | 116 inches (294 cm) |
| Ag front | 36x6 (steel) |
| Ag rear | 60x18 (steel) |
Belt Pulley
| Diameter | 14 inches (35 cm) |
|---|---|
| RPM | 510 |
| Width | 7 inches (17 cm) |