Allis-Chalmers HD11AG Series B Specs ( 1972-1974 )
Overview
The Allis-Chalmers HD11AG Series B is an agricultural crawler tractor produced from 1972 to 1974. It features a 126.5 hp 8.5L 6-cylinder turbocharged diesel engine and an operating weight of 25,000 lbs.
Ideal Applications
Powertrain and Transmission Configuration:
The tractor is equipped with a 6-speed gear transmission providing 6 forward and 3 reverse gears, paired with a 516 ci liquid-cooled engine rated at 1800 RPM.
Undercarriage and Ground Contact:
This crawler features an 18-inch track width as standard, providing 3316 square inches of ground contact area and a ground pressure rating of 7.1 psi.
Operational Dimensions and Capacities:
The unit is listed with a 125-inch total length, a 97-gallon fuel tank, and a claimed drawbar power output of 106.2 hp.
Production
| Description | Agricultural Crawler tractor |
|---|---|
| Manufacturer | Allis Chalmers |
Engine
| Engine type | Allis-Chalmers 8.5L 6-cyl diesel |
|---|---|
| Fuel tank | 97 gal (367.1 L) |
| Air cleaner | dry |
| Bore/Stroke | 4.4375x5.5625 inches (113 x 141 mm) |
| Coolant capacity | 44 qts (41.6 L) |
| Description | Allis-Chalmers 11000 / turbocharged diesel / 6-cylinder / liquid-cooled |
| Displacement | 516 ci (8.5 L) |
| Oil capacity | 29 qts (27.4 L) |
| Power | 126.5 hp (94.3 kW) |
| Rated RPM | 1800 |
| Starter | electric |
| Starter volts | 24 |
| Drawbar (claimed) | 106.2 hp (79.2 kW) |
Transmission
| Gears | 6 forward and 3 reverse |
|---|---|
| Oil capacity | 74 qts (70.0 L) |
| Transmission type | 6-speed gear |
| Type | gear |
Mechanical
| Cab | Open operator station. |
|---|---|
| Drive | crawler |
Electrical
| Charging amps | 20 |
|---|---|
| Charging system | alternator |
Dimensions & Tires
| Gauge | 74 inches (187 cm) |
|---|---|
| Ground clearance | 12 inches (30 cm) |
| Height (hood) | 84 inches (213 cm) |
| Length | 125 inches (317 cm) |
| Operating weight | 25000 lbs (11340 kg) |
| Width | 96 inches (243 cm) |
Allis Chalmers HD11AG Series B Tracks
| Area on ground | 3316 in² (2.1 m²) |
|---|---|
| Ground pressure | 7.1 psi (0.5 bar) |
| Length on ground | 92.1 inches (233 cm) |
| Width | 18 inches (45 cm) / 20 inches (50 cm) / 22 inches (55 cm) / 24 inches (60 cm) / 30 inches (76 cm) |
Dimensions & Tracks
| Description | 18-inch tracks |
|---|---|
| Weight | 25000 lbs (11340 kg) |
References
| Description | HD-11 Series B Turbocharged Crawler for Agriculture published in 1972, by Allis Chalmers |
|---|