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Allis Chalmers HD3

Allis Chalmers HD3 tractor
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The Allis Chalmers HD3 is an agricultural crawler tractor produced from 1960 to 1968. It was built in Springfield, Illinois, USA and is based on the diesel-powered D15 farm tractor. The HD3 variant features a 2.9L 4-cylinder diesel engine and offers an 8-speed two-speed power shift or a 4-speed mechanical shuttle transmission. It has a crawler drive with mechanical clutch steering and mechanical contracting band brakes. The tractor has an open operator station and optional rear PTO. It supports various attachments including blades, front-end loaders, and backhoes.
Allis Chalmers HD3crawler tractordiesel engine2.9Lpower shift transmissionagricultural tractortractor specifications
Power36 hp[P]
Founded1960 - 1968
ModelHD3

Technical Specifications

Detailed specifications and technical data for Allis Chalmers HD3

Power

PTO (tested):32.53 hp (24.3 kW)
Drawbar (tested):26.17 hp (19.5 kW)

Engine

Type:diesel
Cooling:liquid-cooled
Starter:electric
Cylinders:4-cylinder
Rated RPM:1650
Air cleaner:oil bath
Bore/Stroke:3.562x4.375 inches (90 x 111 mm)
Fuel system:Roosa-Master injection pump
Displacement:175 ci (2.9 L)
Engine model:Allis Chalmers 2.9L 4-cyl diesel
Starter volts:12
Coolant capacity:9 qts (8.5 L)

Capacity

Fuel:14 gal (53.0 L)
Hydraulic system:16.5 gal (62.5 L)

Variants

H3:gas engine
HD3:diesel engine

Hydraulics

Type:open center
Valves:1 to 3
Capacity:16.5 gal (62.5 L)
Pump flow:15 gpm (56.8 lpm), 25 gpm (optional) (94.6 lpm)

Mechanical

Drive:crawler
Brakes:Mechanical contracting band brakes
Steering:mechanical clutches
Operator station:Open operator station

Production

Type:Agricultural Crawler tractor
Notes:The Allis-Chalmers H3 crawler was based on the diesel-powered D15 farm tractor.
Built in:Springfield, Illinois, USA
Years produced:1960 - 1968

Attachments

Blade:80" Blade, 90" Blade
Backhoe:Allis-Chalmers Mark V Backhoe

80" Blade

Cut:10 inches (25 cm)
Lift:38 inches (96 cm)
Tilt:8 inches (20 cm)
Model:Allis-Chalmers 1080
Mount:front-mount
Width:80 inches (203 cm)
Height:24 inches (60 cm)
Weight:1560 lbs (707 kg)
Angling:25°
Features:hydraulic-lift, hydraulic-angle

90" Blade

Cut:11 inches (27 cm)
Lift:48 inches (121 cm)
Tilt:11 inches (27 cm)
Model:Allis-Chalmers 1090
Mount:front-mount
Width:90 inches (228 cm)
Height:24 inches (60 cm)
Weight:1942 lbs (880 kg)
Angling:25°
Features:hydraulic-lift, manual-angle
Front-end loader:Allis-Chalmers 1066 Loader

Allis-Chalmers 1066 Loader

Weight:2379 lbs (1079 kg)
Dump angle:50°
Bucket width:60 inches (152 cm), 66 inches (167 cm)
Lift capacity:3600 lbs (full at pin) (1632 kg)
Breakout force:8000 lbs (3628 kg)
Rollback angle:60°
Clearance (dumped):96 inches (243 cm)

Allis-Chalmers Mark V Backhoe

Weight:2821 lbs (1279 kg)
Swing Arc:200°
Backhoe type:Allis-Chalmers Mark V Backhoe
Digging depth:162 inches (411 cm)
Loading height:122 inches (309 cm)
Reach from pivot:188 inches (477 cm)
Transport height:135 inches (342 cm)

Transmission

Type:two-speed power shift
Gears:8 forward and 2 reverse
Notes:Four gears (1-4) plus reverse (R) with two-speed high/low power shift.
Clutch:wet disc (Power Director), dry disc (gear)
Transmission:Power Director

Mechanical shuttle

Type:mechanical shuttle
Gears:4 forward and reverse
Transmission options:8-speed two-speed power shift, 4-speed mechanical shuttle

Serial Numbers

1960:1001
1961:1250
1962:3199
1963:6001
1964:6945
1965:7890
1966:8856
1967:9483
1968:9700
Final:9949

Dimensions & Tracks

Gauge:48 inches (121 cm)
Length:108.75 inches (276 cm)
Weight:7645 lbs (3467 kg)
Height (hood):48.3 inches (122 cm)
Height (exhaust):71.7 inches (182 cm)
Tracks width options:7 inches (17 cm), 10 inches (25 cm), 12 inches (30 cm), 14 inches (35 cm), 18 inches (45 cm)

Power Take-off (PTO)

Rear PTO:optional
Rear PTO Type:540

Related Models

Allis Chalmers H3

Model:H3