Allis Chalmers industrial tractors

Allis Chalmers D 40

The Allis Chalmers D 40 is a wheel dozer produced from 1963 to 1967 in Deerfield, Illinois, USA. It features a powerful 385 hp turbocharged 6-cylinder diesel engine with a 4-speed power shift transmission. The tractor has a 4x4 drive with planetary final drives and pneumatic brakes. It offers an open operator station with an optional cab and heater. The D 40 has a fuel capacity of 95 gallons and a hydraulic system capacity of 74 gallons, expandable to 77 gallons with hydraulic pitch and tilt. Dimensions include a 116-inch wheelbase, 269-inch length, and an operating weight up to 58,300 lbs. It rides on 29.5-25 industrial tires front and rear. Attachments include a front-mounted 157-inch blade with hydraulic lift and tilt capabilities.

Power-

Founded-

ModelD 40

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Technical Specifications

Detailed specifications and technical data for Allis Chalmers D 40

Power

Engine (gross)	385 hp (287.1 kW)

Tires

Industrial rear	29.5-25
Industrial front	29.5-25

Engine

Type	turbocharged diesel
Model	Allis Chalmers 21000
Cooling	liquid-cooled inline
Starter	electric
Idle RPM	600-2000
Cylinders	6-cylinder
Rated RPM	2000
Air cleaner	dry
Bore/Stroke	5.25x6.50 inches (133 x 165 mm)
Fuel system	direct injection
Displacement	844 ci (13.8 L)
Firing order	1-5-3-6-2-4
Oil capacity	34 qts (32.2 L)
Power (gross)	385 hp (287.1 kW)
Starter volts	24
Coolant capacity	62 qts (58.7 L)
Oil change interval	200 h

Capacity

Fuel	95 gal (359.6 L)
Hydraulic system	74 gal (280.1 L)
Hydraulic system with pitch and tilt	77 gal (291.4 L)

Dimensions

Width	129 inches (327 cm)
Length	269 inches (683 cm)
Wheelbase	116 inches (294 cm)
Rear tread	99 inches (251 cm)
Front tread	99 inches (251 cm)
Height (hood)	110 inches (279 cm)
Shipping weight	52000 lbs (23587 kg)
Ground clearance	34 inches (86 cm)
Operating weight	58300 lbs (26444 kg)
Clearance (drawbar)	32 inches (81 cm)

Electrical

Ground	positive
Batteries	2
Battery volts	12
Charging system	generator

Hydraulics

Type	open center
Capacity	74 gal (280.1 L)
Pump flow	110 gpm (416.4 lpm)
Capacity with hydraulic pitch and tilt	77 gal (291.4 L)

Mechanical

Drive	4x4 4WD
Brakes	Pneumatic brakes
Final drives	planetary
Power steering	yes
Operator station	Open operator station. Cab optional with heater.

Production

Type	Wheel Dozer
Built in	Deerfield, Illinois, USA
Years made	1963 - 1967
Total built	64

Attachments

Blade	157" Blade, front-mount, 157 inches width (398 cm), 61 inches height (154 cm), 60 inches lift (152 cm), 14 inches tilt (35 cm), 30 inches cut (76 cm), hydraulic-lift

Transmission