Allis Chalmers
Allis Chalmers HD9
The Allis Chalmers HD9 is an agricultural crawler tractor produced from 1951 to 1955. It was built in Springfield, Illinois, USA, with a total production of 5,850 units. Powered by a General Motors 4.7L 4-cylinder blower diesel engine, it features a 6-speed gear transmission with 3 reverse gears. The tractor has an open operator station and uses crawler drive. It delivers an estimated 93.3 hp engine power for comparison, with drawbar and belt power ratings both claimed and tested. The HD9 has 16-inch or 20-inch track widths and weighs approximately 18,800 lbs. It was succeeded by the Allis Chalmers HD11 model.
Power93 hp[B]
Founded1951 - 1955
ModelHD9
Technical Specifications
Detailed specifications and technical data for Allis Chalmers HD9
Power
| Belt (tested) | 79.1 hp (59.0 kW) |
|---|---|
| Belt (claimed) | 84 hp (62.6 kW) |
| Drawbar (tested) | 67.39 hp (50.3 kW) |
| Drawbar (claimed) | 70 hp (52.2 kW) |
Engine
| Fuel tank | 55 gal (208.2 L) |
|---|---|
| Rated RPM | 1600 |
| Bore/Stroke | 4.25x5.00 inches (108 x 127 mm) |
| Compression | 16.0:1 |
| Displacement | 284 ci (4.7 L) |
| Oil capacity | 16 qts (15.1 L) |
| Engine Detail | General Motors blower diesel 4-cylinder liquid-cooled 2-cycle vertical I-head |
| Starter volts | 12 |
| Coolant capacity | 29 qts (27.4 L) |
Tracks
| Width | 16 inches (40 cm) |
|---|---|
| Alternate width | 20 inches (50 cm) |
Dimensions
| Gauge | 74 inches (187 cm) |
|---|---|
| Width | 95.1 inches (241 cm) |
| Height | 73.1 inches (185 cm) |
| Length | 150 inches (381 cm) |
| Shipping weight | 18800 lbs (8527 kg) |
Mechanical
| Drive | crawler |
|---|---|
| Operator station | Open operator station |
Production
| Type | Agricultural Crawler tractor |
|---|---|
| Built in | Springfield, Illinois, USA |
| Total built | 5,850 |
| Manufacturer | Allis Chalmers |
| Production years | 1951 - 1955 |
Transmission
| Type | gear |
|---|---|
| Gears | 6 forward and 3 reverse |
| Oil capacity | 27 qts (25.6 L) |
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