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Allis Chalmers HD11

Allis Chalmers HD11 tractor
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The Allis Chalmers HD11 is an agricultural crawler tractor produced from 1955 to 1966. It features a 110 hp (gross) 8.5L 6-cylinder diesel engine, a 6-speed sliding gear transmission with 3 reverse gears, and a crawler drive. The tractor was built in Springfield, Illinois, USA. Variants include the HD11S, HD11ES, and HD11B with different roller configurations. It has a fuel tank capacity of 60 gallons and weighs approximately 22,200 lbs. The HD11 is known for its contracting band brakes and open operator station.
Allis Chalmers HD11tractorcrawler tractor110 hpdiesel engineagricultural tractorHD11SHD11ESHD11B
Power110 hp
Founded1955 - 1966
ModelHD11

Technical Specifications

Detailed specifications and technical data for Allis Chalmers HD11

Power

Engine (net):99 hp (73.8 kW)
Belt (tested):89.75 hp (66.9 kW)
Belt (claimed):94 hp (70.1 kW)
Engine (gross):110 hp (82.0 kW)
Drawbar (tested):73.8 hp (55.0 kW)
Drawbar (claimed):77 hp (57.4 kW)

Engine

Type:diesel
Model:Allis-Chalmers HD-516
Cooling:liquid-cooled vertical I-head
Cylinders:6-cylinder
Fuel tank:60 gal (227.1 L)
Rated RPM:1800
Air cleaner:oil bath
Bore/Stroke:4.4375x5.5625 inches (113 x 141 mm)
Compression:15.0:1
Power (net):99 hp (73.8 kW)
Displacement:516 ci (8.5 L)
Oil capacity:17 qts (16.1 L)
Power (gross):110 hp (82.0 kW)
Starter volts:24
Coolant capacity:44 qts (41.6 L)

Tracks

Width:16 inches (40 cm)
HD11E width:16 inches (40 cm)
Area on ground:2744 in² (1.8 m²)
Length on ground:85.75 inches (217 cm)
HD11E area on ground:3080 in² (2.0 m²)
HD11E length on ground:96.25 inches (244 cm)

Weight

Standard:22200 lbs (10069 kg)
HD11S Shipping:21000 lbs (9525 kg)
HD11ES Shipping:21900 lbs (9933 kg)

Variants

HD11B:6-roller industrial
HD11S:6-roller agricultural
HD11ES:7-roller agricultural

Dimensions

Gauge:74 inches (187 cm)
Length:154 inches (391 cm)
Height (hood):84 inches (213 cm)

Electrical

Ground:positive
Batteries:2
Battery volts:12

Mechanical

Drive:crawler
Brakes:Contracting band brakes
Operator station:Open operator station

Production

Type:Agricultural Crawler tractor
Built in:Springfield, Illinois, USA
Years made:1955 - 1966

Transmission

Type:sliding gear
Gears:6 forward and 3 reverse

Related Models

Allis Chalmers HD11AG

Model:HD11AG

Allis Chalmers HD9

Model:HD9