Allis Chalmers industrial tractors
Allis Chalmers HD-12G
The Allis Chalmers HD-12G is a crawler loader produced from 1967 to 1974. It features a turbocharged 6-cylinder diesel engine with 195 hp net power, a 2-speed full power shift transmission, and 18-inch tracks. The tractor has an open operator station and is equipped with a front-end loader attachment capable of a 31400 lbs breakout force. It has a fuel capacity of 94 gallons and hydraulic system capacity varying from 37 to 49.5 gallons depending on the model year. The HD-12G is the successor to the HD-11G model.
Power-
Founded-
ModelHD-12G
Technical Specifications
Detailed specifications and technical data for Allis Chalmers HD-12G
Power
| Engine (net) | 195 hp (145.4 kW) |
|---|
Engine
| Type | turbocharged diesel |
|---|---|
| Model | Allis Chlamers 11000 |
| Notes | Early models of the 12G were rated at 185 horsepower. |
| Cooling | liquid-cooled inline |
| Starter | electric |
| Cylinders | 6-cylinder |
| Bore/Stroke | 4.4375x5.5625 inches (113 x 141 mm) |
| Power (net) | 195 hp (145.4 kW) |
| Displacement | 516 ci (8.5 L) |
| Starter volts | 24 |
| Coolant capacity | 86 qts (81.4 L) |
Tracks
| Width | 18 inches (45 cm) |
|---|---|
| Area on ground | 4001 in² (2.6 m²) |
| Length on ground | 111.1 inches (282 cm) |
Capacity
| Fuel | 94 gal (355.8 L) |
|---|---|
| Hydraulic system | 37 gal (early) (140.0 L), 49.5 gal (late) (187.4 L) |
Dimensions
| Gauge | 76 inches (193 cm) |
|---|---|
| Width | 96 inches (243 cm) (Width without bucket) |
| Length | 228 inches (579 cm) |
| Shipping weight | 43700 lbs (19822 kg) |
| Height (exhaust) | 115.5 inches (293 cm) |
| Operating weight | 45500 lbs (20638 kg) |
| Height (steering wheel) | 95 inches (241 cm) |
Electrical
| Charging amps | 20 |
|---|---|
| Charging system | alternator |
Hydraulics
| Capacity | 37 gal (early) (140.0 L), 49.5 gal (late) (187.4 L) |
|---|
Mechanical
| Drive | crawler |
|---|---|
| Operator station | Open operator station. |
Production
| Type | Crawler Loader |
|---|---|
| Years made | 1967 - 1974 |
Attachments
| Type | front-end loader |
|---|---|
| Loader | Dump angle57.5° Bucket width96 inches (243 cm) Boom cylinder7 inches (17 cm) Breakout force31400 lbs (14243 kg) Reach (dumped)47 inches (119 cm) Bucket cylinder5.5 inches (13 cm) Height (at pin)149.5 inches (379 cm) Clearance (dumped)110.6 inches (280 cm) Rollback (ground line)42° |
Transmission
| Type | full power shift |
|---|---|
| Gears | 2 forward and reverse |
| Oil capacity | 56 qts (early) (53.0 L), 68 qts (late) (64.4 L) |
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