Overview
The Schramm 250 Pneumatractor is an industrial farm tractor manufactured in West Chester, Pennsylvania, featuring a 4.6L General Motors 4-cylinder diesel engine. It is configured with a two-wheel drive mechanical system, a 5-speed gear transmission, and an open operator station with an optional three-quarter cab.
Ideal Applications
Engine and Power Configuration:
The liquid-cooled General Motors 4-71 diesel engine is rated at 87 hp at 1350 RPM with a displacement of 283.7 cubic inches.
Transmission and Drive System:
Equipped with a gear transmission providing 5 forward speeds and 1 reverse speed, the unit utilizes a two-wheel drive system and disc brakes.
Chassis and External Equipment:
The tractor features a 67-gallon fuel tank and supports a blade attachment, utilizing 7.50x16 front and 12.00x24 rear tires.
Production
| Description | Industrial tractor / Built in West Chester, Pennsylvania, United States |
|---|---|
| Manufacturer | Schramm |
Engine
| Engine type | General Motors 4.6L 4-cyl diesel |
|---|---|
| Fuel tank | 67 gal (253.6 L) |
| Bore/Stroke | 4.50x5.00 inches (114 x 127 mm) |
| Description | General Motors 4-71 / diesel / 4-cylinder / liquid-cooled |
| Displacement | 283.7 ci (4.6 L) |
| Oil capacity | 15 qts (14.2 L) |
| Power | 87 hp (64.9 kW) |
| Rated RPM | 1350 |
| Starter volts | 12 |
Transmission
| Gears | 5 forward and 1 reverse |
|---|---|
| Transmission type | 5-speed gear |
| Type | gear |
Mechanical
| Cab | Open operator station. Three-quarter cab optional. |
|---|---|
| Description | Disc brakes |
| Drive type | Two-wheel drive |
Dimensions & Tires
| Front tire | 7.50x16 |
|---|---|
| Rear tire | 12.00x24 |
| Industrial front | 7.50x16 |
| Industrial rear | 12.00x24 |
References
| Description | Model 250 Powair Pneumatractor published in 1965, by Schramm |
|---|
Schramm 250 Pneumatractor attachments
| Description | blade |
|---|