Schramm
Schramm 250 Pneumatractor
The Schramm 250 Pneumatractor is an industrial tractor built by Schramm in West Chester, Pennsylvania, United States. It features a General Motors 4-71 4-cylinder liquid-cooled diesel engine producing 87 hp (64.9 kW) at 1350 RPM. The tractor has a 5-speed gear transmission with 5 forward and 1 reverse gears, two-wheel drive, and disc brakes. It has an open operator station with an optional three-quarter cab. The fuel tank capacity is 67 gallons (253.6 L). The tractor rides on 7.50x16 front tires and 12.00x24 rear tires. It was also equipped with attachments such as an 84-inch front-mount blade with manual or optional hydraulic lift and a 6-cylinder air compressor delivering 250 CFM at 100 PSI.
Power-
Founded-
Model250 Pneumatractor
Technical Specifications
Detailed specifications and technical data for Schramm 250 Pneumatractor
Power
| Engine | 87 hp (64.9 kW) |
|---|
Engine
| Type | diesel |
|---|---|
| Model | General Motors 4-71 |
| Power | 87 hp (64.9 kW) |
| Cooling | liquid-cooled |
| Cylinders | 4-cylinder |
| Fuel tank | 67 gal (253.6 L) |
| Rated RPM | 1350 |
| Bore/Stroke | 4.50x5.00 inches (114 x 127 mm) |
| Displacement | 283.7 ci (4.6 L) |
| Oil capacity | 15 qts (14.2 L) |
| Starter volts | 12 |
Mechanical
| Drive | Two-wheel drive |
|---|---|
| Brakes | Disc brakes |
| Operator station | Open operator station. Three-quarter cab optional. |
Production
| Built in | West Chester, Pennsylvania, United States |
|---|---|
| Manufacturer | Schramm |
Attachments
| Blade | 84" front-mount blade, 84 inches width (213 cm), Angling 30°, manual-lift, hydraulic-lift optional |
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| Overview | The Schramm 250 was fitted with a 6-cylinder air compressor delivering 250 CFM at 100 PSI. |
Transmission
| Type | gear |
|---|---|
| Gears | 5 forward and 1 reverse |
Dimensions & Tires
| Rear tire | 12.00x24 |
|---|---|
| Front tire | 7.50x16 |