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
Model Allis Chalmers 7040
Length 4,400 mm (173.2 in)
Width 2,420 mm (95.3 in)
Height (exhaust) 2,940 mm (115.7 in)
Wheel base 2,690 mm (105.9 in)
Weight 5,310 kg (11,707 lbs)
Fuel tank capacity 193.0 liters (51 US gal.; 42.5 Imp. gal)
Battery 12V
Cabin type Acousta-Cab
Engine
Engine model Allis Chalmers 3500 Mark II
Engine type Four-stroke, liquid-cooled, inline
Cylinders 6
Fuel type Diesel
Displacement 7.0 L, 6,980 cm2, (426.0 cu·in)
Bore and stroke 108.0 mm X 127.0 mm (4.25 in X 5 in)
Compression ratio 16.0:1
Horsepower 153.1 PS (112.6 kW; 151.0 HP) at 2,300 rpm
Starter Electric
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
Chassis 4×2 2WD
Steering type Hydrostatic power
Brakes Differential hydraulic wet discs
Differential lock Power (standard)
Transmission model Power Director
Transmission type Partial power shift
Gears 20 forward and 4 reverse
Speed Forward: 30.2 kmh (18.8 mph) Reverse: 13.5 (8.4 mph)
Transmission model Power Shift
Transmission type Partial power shift
Gears 12 forward and 2 reverse
Speed Forward: 29.6 kmh (18.4 mph) Reverse: 12.9 (8 mph)
Tires
Front tires Ag: 11.00-16
Rear tires Ag: 18.4-38
Three-Point Hitch
Caterogy III/II
Control type
Lift capacity (at ends)
PTO (Power take-off shaft)
Rear PTO type Independent
Rear PTO speed 540/1,000 or 1,000 rpm (optional)
Hydraulic system
Hydraulic type Closed center
Hydraulic capacity 91.2 liters (24.1 US gal, 20.1 Imp. gal)
Valves 2 or 3
Pump flow 22.0 gpm (83.3 lpm)
Total flow 45.0 gpm (170.3 lpm)