Equipment

Brands

Allis Chalmers 7580 Tractor (1981)

Manufacturer:

Allis Chalmers

Price:

63,084(USD)

Series:

Model:

7580

Factory:

West Allis, Wisconsin, USA

Full Specifications

NEBRASKA TRACTOR TEST 1229 2

Description

Diesel 20-speed 4WD October 26 - November 8, 1976 Link: Nebraska Tractor Test 1229 file PTO performance Drawbar performance Gear 4SL used for power test Gear 1SH used for pull test

Power at rated engine speed

186.35hp / 139.0kW

Fuel use

12.6gal/hour / 47.7l/hour

Max power

153.70hp / 114.6kW

Max pull

23,310lbs / 10573kg

ALLIS CHALMERS 7580 POWER

Drawbar (claimed)

153hp / 114.1kW

PTO (claimed)

186hp / 138.7kW

Drawbar (tested)

153.70hp / 114.6kW

PTO (tested)

186.35hp / 139.0kW

ENGINE DETAIL

Description

Allis Chalmers 3750 Mark II turbocharged intercooled diesel 6-cylinder liquid-cooled inline

Displacement

426ci / 7.0L

Bore/Stroke

4.25x5.00inches / 108x 127mm

Air cleaner

dry

Compression

16:1

Rated RPM

2550

Idle RPM

775-2750

Firing order

1-5-3-6-2-4

Starter volts

12

Oil capacity

25qts / 23.7L

Coolant capacity

38qts / 36.0L

ALLIS CHALMERS 7580 ENGINE

Description

Allis Chalmers 7.0L 6-cyl diesel

Fuel tank

170gal / 643.5L

TRANSMISSION

Transmission

Power Director

Type

partial power shift

Gears

20 forward and 4 reverse

SPEEDS

Description

With 20.8x38 rear tires

MECHANICAL

Chassis

4x4 articulated 4WD

Steering

hydrostatic power

Brakes

hydraulic wet discs

Cab

Acousta cab standard with heat and air-conditioning. Optional radio and 8 track tape player

Transmission

20-speed partial power shift

HYDRAULICS

Type

closed center

Valves

3 to 4

Pump flow

23gpm / 87.1lpm

Total flow

74.9gpm / 283.5lpm

TRACTOR HITCH

Rear Type

III

POWER TAKE-OFF (PTO)

Rear PTO

independent

Rear RPM

1000

ALLIS CHALMERS 7580 TIRES

Ag front

23.1x30

Ag rear

23.1x30 / 24.5x32 / 30.5x32 / 20.8x34 / 18.4x38

DIMENSIONS

Wheelbase

126inches / 320cm

Length

225inches / 571cm

Width

95.5inches / 242cm 119.5inches / 303cm (long axle)

Height (hood)

85.3inches / 216cm

Height (exhaust)

150inches / 381cm

Ground clearance

17inches / 43cm

Front tread

62 to 123inches / 157to 312cm

Rear tread

62 to 123inches / 157to 312cm

ALLIS CHALMERS 7580 WEIGHT

Shipping

23,100lbs / 10478kg

Operating

23,510lbs / 10664kg

Ballasted

25,000lbs / 11340kg

DIMENSIONS & TIRES

Wheelbase

126inches / 320cm

Weight

23100 to 23510 pounds

Front tire

20.8x38

Rear tire

20.8x38

7580 SERIAL NUMBERS

Location

Front frame, rear left side

1976

1001

1977

1288

1978

1605

1979

2218

1980

2486

1981

2717

Final

3018

ELECTRICAL

Charging system

alternator

Batteries

4

Battery volts

12