Allis Chalmers 7580

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3-Point Hitch
Rear type III
Control -
Rear lift -
Front hitch -
Front lift -
Power Take-off (PTO):
Rear PTO independent
Clutch -
Rear RPM 1000
Front PTO -
Engine RPM -
Capacity
Fuel 170 gal [643.5 L]
Dimensions & Tires
Wheelbase 126 inches [320 cm]
Weight 23100 to 25000 pounds
Front tire 20.8x38
Rear tire 20.8x38
Allis Chalmers 7580 Power:
Engine gross -
Engine max -
Mechanical
Chassis 4x4 articulated 4WD
Differential lock -
Steering hydrostatic power
Brakes hydraulic wet discs
Trailer brakes -
Cab Acousta cab standard with heat and air-conditioning. Optional radio and 8 track tape player.
Hydraulics
Type III
Rear valves -
Mid valves -
Pump flow hydrostatic powe
SCV flow -
Total flow 74.9 gpm [283.5 lpm]
Electrical
Ground -
Charging system alternator
Charging amps -
Charging volts -
Battery
Number 4
Cold-cranking amps -
Volts 12
Engine Detail
Allis Chalmers 3750 Mark II
turbocharged intercooled diesel
6-cylinder
liquid-cooled inline
426 ci [7.0 L]
Engine specifications
Bore/Stroke 4.25x5.00 inches [108 x 127 mm]
Emissions -
Emission control -
Rated Power -
Maximum Power -
Air cleaner dry
Pre-heating -
Compression -
Fuel system -
Rated RPM 2550
Operating RPM -
Torque -
Torque RPM -
Starter -
Starter volts 12
Oil capacity 25 qts [23.7 L]
Oil change -
Coolant capacity 38 qts [36.0 L]
Power Director
Type partial power shift
Gears 20 forward and 4 reverse
Clutch -
Speeds With 20.8x38 rear tires.
Allis Chalmers 7580 Tires
Ag front 20.8x38
Ag rear 20.8x38
Standard tires (ag) -
Dimensions
Weight (operating) 23,510 lbs [10664 kg]
Weight (max capacity) -
Front axle load -
Rear axle load -
Wheelbase 126 inches [320 cm]
Length 225 inches [571 cm]
With hitch Length: -
Width 95.5 inches [242 cm]
119.5 inches [303 cm] (long axle)
Height (hood) 85.3 inches [216 cm]
Height (cab) -
Front axle -
Rear axle -
Height (exhaust) 150 inches [381 cm]
Clearance (front axle) -
Clearance (rear axle) -
Clearance (drawbar) -
Test name
Test Date October 26 - November 8, 1976
Test Type Diesel 20-speed 4WD
PTO power (max) -
PTO fuel use (max) -
PTO power (rated engine speed) 186.35 hp [139.0 kW]
PTO fuel use (engine speed) 12.6 gal/hour [47.7 l/hour]
PTO fuel use (PTO speed) -
Drawbar power (max) 153.70 hp [114.6 kW]
Drawbar fuel use (max) 12.6 gal/hour [47.7 l/hour]
Drawbar pull (max) 23,310 lbs [10573 kg]
Max pull gear 1SH