Allis Chalmers industrial tractors

Allis Chalmers HD-11G

The Allis Chalmers HD-11G is an industrial crawler tractor produced from 1955 to 1966. It features a powerful 111 hp 8.5L 6-cylinder diesel engine, a choice of 6-speed gear or 3-speed torque converter transmissions, and a robust hydraulic system with 48 gallons capacity. The tractor has 16-inch tracks and weighs 32,000 lbs. It is equipped with an open operator station and supports front-end loader attachments with significant reach and dump capabilities.

Power-

Founded-

ModelHD-11G

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Technical Specifications

Detailed specifications and technical data for Allis Chalmers HD-11G

Power

Engine (net)	111 hp (82.8 kW)
Belt (claimed)	105 hp (78.3 kW)
Drawbar (claimed)	90.5 hp (67.5 kW)

Engine

Type	diesel, 6-cylinder, liquid-cooled
Model	Allis-Chalmers 8.5L 6-cyl diesel
Starter	electric
Rated RPM	1800
Bore/Stroke	4.4375x5.5625 inches (113 x 141 mm)
Power (net)	111 hp (82.8 kW)
Displacement	516 ci (8.5 L)
Oil capacity	15 qts (14.2 L)
Starter volts	24
Coolant capacity	40 qts (37.9 L)

Tracks

Width	16 inches (40 cm)
Area on ground	3416 in² (2.2 m²)
Ground pressure	9.4 psi (0.6 bar)
Length on ground	106.75 inches (271 cm)

Capacity

Fuel	60 gal (227.1 L)
Hydraulic system	48 gal (181.7 L)

Dimensions

Gauge	74 inches (187 cm)
Width	95.5 inches (242 cm)
Length	209 inches (530 cm)
Height (hood)	82 inches (208 cm)
Shipping weight	32000 lbs (14515 kg)
Ground clearance	13.625 inches (34 cm)

Hydraulics

Type	open center
Capacity	48 gal (181.7 L)
Pressure	1300 psi (89.6 bar)
Pump flow	72 gpm (272.5 lpm)

Mechanical

Drive	crawler
Operator station	Open operator station

Production

Type	Industrial tractor
Years made	1955 - 1966
Manufacturer	Allis Chalmers

Attachments

Loader	front-end loader
Dump angle	52° dump
Bucket width	95.5 inches (242 cm)
Boom cylinder	6.5 inches (16 cm)
Reach (dumped)	37 inches (93 cm)
Bucket cylinder	6.0 inches (15 cm)
Height (at pin)	139 inches (353 cm)
Clearance (dumped)	114 inches (289 cm)
Rollback (ground line)	25° rollback

Transmission

Gear transmission	Type: gear, Gears: 6 forward and 3 reverse
Transmission options	6-speed gear, 3-speed torque converter
Torque converter transmission	Type: torque converter, Gears: 3 forward and 2 reverse