Allis Chalmers 7040

Allis Chalmers 7040The Allis Chalmers 7040 is a 2WD row-crop tractor manufactured by Allis Chalmers in West Allis, Wisconsin, USA from 1975 to 1977. The Allis Chalmers 7040 is equipped with a 7.0 L (426.0 cu·in) six-cylinder diesel engine and one of two transmissions: a partial power shift transmission with 20 forward and 4 reverse gears or a partial power shift transmission with 12 forward and 2 reverse gears.

The Allis Chalmers 7040 row-crop tractor used the Allis Chalmers 3500 Mark II engine. It is a 7.0 L, 6,980 cm2, (426.0 cu·in) six-cylinder turbocharged diesel engine with 108.0 mm (4.25 in) of the cylinder bore and 127.0 mm (5 in) of the piston stroke. The compression ratio rating is 16.0:1. This engine produced 153.1 PS (112.6 kW; 151.0 HP) at 2,300 rpm of output power.

The Allis Chalmers 7040 is equipped with hydrostatic power steering, differential hydraulic wet discs brakes, Acousta-Cab, and 193.0 liters (51 US gal.; 42.5 Imp. gal) fuel tank.

Allis Chalmers 7040 Specifications

General Specifications
ModelAllis Chalmers 7040
Length4,400 mm (173.2 in)
Width2,420 mm (95.3 in)
Height (exhaust)2,940 mm (115.7 in)
Wheel base2,690 mm (105.9 in)
Weight5,310 kg (11,707 lbs)
Fuel tank capacity193.0 liters (51 US gal.; 42.5 Imp. gal)
Battery12V
Cabin typeAcousta-Cab
Engine
Engine modelAllis Chalmers 3500 Mark II
Engine typeFour-stroke, liquid-cooled, inline
Cylinders6
Fuel typeDiesel
Displacement7.0 L, 6,980 cm2, (426.0 cu·in)
Bore and stroke108.0 mm X 127.0 mm (4.25 in X 5 in)
Compression ratio16.0:1
Horsepower153.1 PS (112.6 kW; 151.0 HP) at 2,300 rpm
StarterElectric
Oil capacity:18.0 L (19 US. qt, 15.8 Imp. qt.)
Coolant capacity:29.3 L (31 US. qt, 25.8 Imp. qt.)
Transmission and chassis
Chassis4×2 2WD
Steering typeHydrostatic power
BrakesDifferential hydraulic wet discs
Differential lockPower (standard)
Transmission modelPower Director
Transmission typePartial power shift
Gears20 forward and 4 reverse
Speed Forward: 30.2 kmh (18.8 mph) Reverse: 13.5 (8.4 mph)
Transmission modelPower Shift
Transmission typePartial power shift
Gears12 forward and 2 reverse
Speed Forward: 29.6 kmh (18.4 mph) Reverse: 12.9 (8 mph)
Tires
Front tiresAg: 11.00-16
Rear tiresAg: 18.4-38
Three-Point Hitch
CaterogyIII/II
Control type
Lift capacity (at ends)
PTO (Power take-off shaft)
Rear PTO typeIndependent
Rear PTO speed540/1,000 or 1,000 rpm (optional)
Hydraulic system
Hydraulic typeClosed center
Hydraulic capacity91.2 liters (24.1 US gal, 20.1 Imp. gal)
Valves2 or 3
Pump flow22.0 gpm (83.3 lpm)
Total flow45.0 gpm (170.3 lpm)
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We try to use verified sources and official documentation, however, differences between sources or errors in entering information may occur. In addition, the characteristics may vary depending on the modification and market. We do not provide advice on technical issues related to the any operation or repair. We do not recommend using provided information for repairing or spare parts ordering, use only official service manuals and spare-parts catalogs.

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