Allis Chalmers 7000

Allis Chalmers 7000 Technical Specifications

Allis Chalmers 7000 is a Row-Crop tractor that was produced by the John Deere between 1975 – 1979.

Below you will find detailed technical specifications for Allis Chalmers 7000 covering engine types, horsepower ratings, weight, height, fuel type and tank volume, oil capacity and type, hydraulic system diagram, wiring diagram, battery specs, etc.

Allis Chalmers 7000 Production

Manufacturer: Allis Chalmers
Type: Row-Crop tractor
Factory: West Allis, Wisconsin, USA
Total built: 7,264
Original price: $24,860
The Allis model 7000 had two versions, the early maroon (or brown) chassis and the later black chassis. The switch occured in 1978, with serial number 8000 as the first black chassis tractor. The black-chassis featured a new transmission design and new cab.

Allis Chalmers 7000 Power

Drawbar (claimed): 89 hp
66.4 kW
PTO (claimed): 106 hp
79.0 kW
Drawbar (tested): 89.46 hp
66.7 kW
PTO (tested): 106.44 hp
79.4 kW

Allis Chalmers 7000 Electrical

Ground: negative
Batteries: 1
  2 (optional)
Battery volts: 12
Battery AH: 95

Allis Chalmers 7000 Mechanical

Chassis: 4×2 2WD
Steering: power
Brakes: differential dry disc
Cab: Acousta-Cab optional. Acousta-Cab II on black chassis models.
Transmission: 12-speed partial power shift


Fuel: 37 gal
140.0 L
Hydraulic system: 7 gal
26.5 L
Rear diff.: 32 qts
30.3 L


Type: open center
Capacity: 7 gal
26.5 L
Valves: 1
Pump flow: 21 gpm
79.5 lpm
Total flow: 25 gpm
94.6 lpm

Tracktor Hitch

Rear Type: II

Power Take-off (PTO)

Rear PTO: independent
Rear RPM: 1000
Engine RPM: 540@2200

Title serial numbers

Location: Serial number stamped on the right rear of the Allis 7000 differential housing, near the right lift cylinder.
1975: 1001
1976: 1648
1977: 5036
1978: 6373
1979: 8963
Final: 9503

how to read serial numbers…

What year is my Allis Chalmers 7000? Serial Number Decoder

The serial number list shows the first tractor built in each year. The other tractors for that year will have successively higher numbers. Your serial number should be between two of the stated numbers.

The list only includes the numbers of the first tractors produced in each year. Your serial should be somewhere between two numbers.Unless you happen to be the first person to own a tractor, your number will not appear on the list.

Allis Chalmers 7000 Engine detail

Engine Detail
Allis Chalmers 2900
turbocharged diesel
The 2900 engine was used on the maroon-chassis Allis 7000, until serial number 8000 in 1978.
Displacement: 301 ci
4.9 L
Bore/Stroke: 3.875×4.25 inches
98 x 108 mm
Air cleaner: dry
Compression: 16.25:1
Rated RPM: 2200
Idle RPM: 775-2465
Firing order: 1-5-3-6-2-4
Starter volts: 12
Coolant capacity: 22.5 qts
21.3 L
Coolant change: 2000 h

Intake valve clearance: 0.015 inches
0.381 mm (hot)
Exhaust valve clearance: 0.015 inches
0.381 mm (hot)

Allis Chalmers 7000 Transmission overview

Engine Oil

Transmission: Power Director
Type: partial power shift
Gears: 12 forward and 3 reverse
Clutch: 12-inch dry disc (main)
  7-inch wet discs (power shift)
Oil capacity: 26 qts
24.6 L
Four forward gears and one reverse combined with three-range power shift between low, direct, and overdrve. Used on the maroon-chassis model 7000. Power shift was similar to the Allis Power-Director system, with a third clutch added to provide an overdrive.

Allis Chalmers 7000 Dimensions

Wheelbase: 106 inches
269 cm
Length: 183 inches
464 cm
Clearance (front axle): 24 inches
60 cm
Clearance (rear axle): 29 inches
73 cm
Rear axle: 88.5 inch length
2247 mm
Rear axle: 116 inch length
2946 mm (
Front tread: 62 to 86 inches
157 to 218 cm
Rear tread: 64 to 85 inches
162 to 215 cm
Rear tread: 64 to 112 inches
162 to 284 cm (long axle)

Allis Chalmers 7000 Weight
Shipping: 9350 lbs
4241 kg
Operating: 9550 lbs
4331 kg
Ballasted: 12580 lbs
5706 kg

Allis Chalmers 7000 Height
Steering wheel: 88 inches
223 cm
Hood: 69 inches
175 cm
Exhaust: 113 inches
287 cm

Allis Chalmers 7000 Tests

Nebraska Tractor Test 1195

Nebraska Tractor Test 1195
Diesel 12-speed 2WD
November 8 – 20, 1975
Link: Nebraska Tractor Test 1195 file
PTO performance
Power at rated engine speed: 106.44 hp
79.4 kW
Fuel use: 6.8 gal/hour
25.7 l/hour
Power at rated PTO speed: 105.85 hp
78.9 kW
Fuel use: 6.7 gal/hour
25.4 l/hour
Drawbar performance
Max power: 89.46 hp
66.7 kW
Fuel use: 6.8 gal/hour
25.7 l/hour
Gear 3-I used for power test.
Max pull: 9,907 lbs
4493 kg
Gear 2-L used for pull test.


Is Allis Chalmers 7000 a good tractor?

The Allis Chalmers 7000 is one of the great tractors in the Allis Chalmers stable, and it has earned Allis Chalmers a fantastic reputation.

How much oil does a Allis Chalmers 7000 take?

Check out the Allis Chalmers 7000 oil capacity and oil type in the engine specs section as it may vary across the engines. Keep in mind, that older models might have their oil capacity increased over time. You may compare between the early and late oil capacity.

Do tractors have VIN numbers?

Every tractor has a VIN number. The number is usually engraved below the driver’s seat. Tractor manufacturers put the number in different places on the tractor body.

What was the last year Allis Chalmers made the 7000?

The Allis Chalmers 7000 was an agricultural tractor model made from 1975 – 1979

Where is the serial number on a Allis Chalmers 7000?

Lookup serial number stamped on the right rear of the allis 7000 differential housing, near the right lift cylinder.

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