Allis Chalmers 7040: all source data

All 80 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.

Overview

Production
ManufacturerAllis Chalmers
(no label)Row-Crop tractor
(no label)Built in West Allis, Wisconsin, USA
Original price$24,550
Engine
(no label)Allis Chalmers 7.0L 6-cyl diesel
Transmission
(no label)20-speed partial power shift
(no label)12-speed partial power shift
Power
Drawbar (claimed)117 hp | 87.2 kW
PTO (claimed)136 hp | 101.4 kW
Drawbar (tested)114.34 hp | 85.3 kW
PTO (tested)136.49 hp | 101.8 kW
Mechanical
(no label)Two-wheel drive
Differential lockpower standard
Steeringhydrostatic power
(no label)Differential hydraulic wet disc brakes
(no label)Acousta cab standard with heater, air-conditioning optional. Optional radio and 8-track tape player. Four-post ROPS canopy optional.
Capacity
Fuel51 gal | 193.0 L
Fuel13 gal (optional tank) | 49.2 L
Hydraulic system24.1 gal | 91.2 L
Hydraulics
Typeclosed center
Capacity24.1 gal | 91.2 L
Valves2 or 3
Pump flow22 gpm | 83.3 lpm
Total flow45 gpm | 170.3 lpm
Hitch
Rear TypeIII/II
Pto
Rear PTOindependent
Rear PTO Type540/1000
Rear PTO Type1000 (optional)
Dimensions
Wheelbase106 inches | 269 cm
Weight11,700 lbs | 5307 kg
Front tire11.00-16
Rear tire18.4-38
Electrical
Charging systemalternator
Battery volts12

Engine

Engine detail
(no label)Allis Chalmers 3500 Mark II
(no label)turbocharged diesel
(no label)6-cylinder
(no label)liquid-cooled
Displacement426 ci | 7.0 L
Bore/Stroke4.25x5.00 inches | 108 x 127 mm
Pre-heatingether
Pre-heatingcoolant heater (optional)
Compression16:1
Rated RPM2300
Starter volts12
Oil capacity19 qts | 18.0 L
Coolant capacity (Coolant)31 qts | 29.3 L

Transmission

Transmission options
(no label)20-speed partial power shift
(no label)12-speed partial power shift
Transmission
TransmissionPower Director
Typepartial power shift
Gears20 forward and 4 reverse
(no label)Five gears, plus reverse, with two ranges (fast/slow) and high-low power shift. Floor-mounted shifter selects gear, side-console lever selects range. Foot-operated buttons control the Power Director power shift.
TransmissionPower Shift
Typepartial power shift
Gears12 forward and 2 reverse
(no label)Six gears in two ranges (slow/fast). Clutchless power shift between gears.

Dimensions

Tires
Ag front11.00-16
Ag rear18.4-38
Ag front10.00-16
Ag front14L-16.1
Ag rear20.8-38
Ag rear23.1-34
Ag rear24.5-32
Ag rear30.5-32
Ag rear15.5-38
Ag rear16.9-38
Dimensions
Wheelbase106 inches | 269 cm
Length173.6 inches | 440 cm
Width95.5 inches | 242 cm
Width119.5 inches (long axle) | 303 cm
Operating weight11,700 lbs | 5307 kg
Ballasted weight17,380 lbs | 7883 kg
Clearance (front axle)22.4 inches | 56 cm
Clearance (rear axle)28 inches | 71 cm
Front tread62 to 88 inches | 157 to 223 cm
Rear tread64 to 91 inches | 162 to 231 cm
Height
Steering wheel87 inches | 220 cm
Hood68 inches | 172 cm
Exhaust116 inches | 294 cm