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Allis Chalmers I40

Allis Chalmers I40 tractor
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The Allis Chalmers I40 is an industrial tractor produced from 1964 to 1966 by Allis Chalmers in West Allis, Wisconsin, USA. It features a 40.6 hp gasoline 4-cylinder liquid-cooled engine with a displacement of 2.4 liters. The tractor offers multiple transmission options including 4-speed gear, 4-speed shuttle, and 8-speed dual range. It has two-wheel drive with bull gear final drives and mechanical drum brakes. The I40 includes power steering and an open operator station. Hydraulics are open center type with 2000 psi pressure and 17 gpm flow. The tractor hitch is type I with position and draft control. The rear PTO is independent with 540 RPM at 1650 engine RPM. Dimensions include a 78.75 inch wheelbase, 118.75 inch length, and heights of 61 inches (steering wheel) and 55 inches (hood). Weight ranges from 3980 lbs (tractor) to 7400 lbs (backhoe-loader). Tires are 7.50x16 front and 14.9x24 rear industrial types. Attachments include a front-end loader with 2500 lbs lift capacity and a backhoe with 122 inch digging depth.
Allis Chalmers I40industrial tractor40.6 hpgasoline engine4-cylindertransmissionloaderbackhoespecifications
Power-
Founded-
ModelI40

Technical Specifications

Detailed specifications and technical data for Allis Chalmers I40

Power

Engine (gross):40.6 hp (30.3 kW)

Tires

Lawn/turf rear:12.4x24
Industrial rear:14.9x24
Industrial front:7.50x16

Engine

Type:gasoline
Model:Allis-Chalmers G149
Torque:135 lb-ft (183.1 Nm)
Cooling:liquid-cooled
Cylinders:4-cylinder
Fuel tank:12.5 gal (47.3 L)
Rated RPM:2000
Torque RPM:1200
Bore/Stroke:3.50x3.875 inches (89 x 98 mm)
Compression:7.5:1
Displacement:149 ci (2.4 L)
Firing order:1-2-4-3
Oil capacity:4.5 qts (4.3 L)
Power (gross):40.6 hp (30.3 kW)
Starter volts:12

Weight

Tractor:3980 lbs (1805 kg)
Backhoe-loader:7400 lbs (3356 kg)
Loader-tractor:5550 lbs (2517 kg)

Dimensions

Length:118.75 inches (301 cm)
Wheelbase:78.75 inches (200 cm)
Rear tread:50.3/60.7 inches (127/154 cm)
Front tread:54.1/56.3 inches (137/143 cm)
Height (hood):55 inches (139 cm)
Ground clearance:20 inches (50 cm)
Height (steering wheel):61 inches (154 cm)

Hydraulics

Type:open center
Pressure:2000 psi (137.9 bar)
Total flow:17 gpm (64.3 lpm)

Mechanical

Drive:Two-wheel drive
Brakes:Mechanical drum brakes
Final drives:bull gear
Power steering:Yes
Operator station:Open operator station

Production

Type:Industrial tractor
Built in:West Allis, Wisconsin, USA
Manufacturer:Allis Chalmers
Years produced:1964 - 1966

Attachments

Loader

Dump time:2.8s
Dump angle:50°
Lower time:2.6s
Raise time:4.5s
Bucket width:67.5 inches (171 cm)
Lift capacity:2,500 lbs (1134 kg) full at pin
Rollback time:2.0s
Breakout force:4,500 lbs (2041 kg)
Reach (dumped):34 inches (86 cm)
Reach (ground):68 inches (172 cm)
Rollback angle:25°
Bucket capacity:0.75 cu yd (0.6 cu m)
Height (at pin):122 inches (309 cm)
Clearance (dumped):101 inches (256 cm)

Backhoe

Type:Allis-Chalmers Backhoe
Bucket force:5,500 lbs (2494 kg)
Bucket widths:12 inches (30 cm), 18 inches (45 cm), 24 inches (60 cm), 30 inches (76 cm), 36 inches (91 cm)
Digging depth:122 inches (309 cm)
Reach from pivot:168 inches (426 cm)
Transport height:126 inches (320 cm)
2-Foot flat digging depth:120 inches (304 cm)
Overview:Front-end loader, Backhoe

Transmission

Type:gear
Gears:4 forward and 1 reverse
Clutch:228.6mm dry disc
Type (shuttle):shuttle
Gears (shuttle):4 forward and reverse
Gears (dual range):8 forward and 2 reverse
Oil capacity (gear):6.5 qts (6.2 L)
Transmission options:4-speed gear, 4-speed shuttle, 8-speed
Oil capacity (shuttle):8 qts (7.6 L)
Transmission (shuttle):Direction Reverser
Oil capacity (dual range):8 qts (7.6 L)
Transmission (dual range):Dual Range

Tractor hitch

Control:position and draft control
Rear Type:I

Power Take-off (PTO)

Rear PTO:independent
Engine RPM:540@1650
Rear PTO Type:540 (1.375)

Related Models

Allis Chalmers I400

Model:I400