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Tractor · 1975Unverified

Allis Chalmers 7000

Name: Allis Chalmers 7000
Brand: Allis Chalmers

Allis Chalmers 7000 — Row-Crop tractor · 106 hp. Reference specifications; pending source verification.

The Allis Chalmers 7000 is a tractor with a rated power output of 106 hp, a mid-range figure for its class. It was manufactured between 1975 and 1979. The tractor features a 6-cylinder turbocharged diesel liquid-cooled engine, paired with two-wheel drive and a powershift transmission. Its operating weight is listed as 9350 to 9550 pounds, making it suitable for operations covering 200–800 acres.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power

106 hp

Max power

66.7 kW

Weight

9350 to 9550 pounds

Catalogue coverage

Variants represented

Richest spec table

116 rows

Recorded power

106 hp

Transmissions

12-speed partial power shift

Production years

1975-1979

Verified variants

No linked source document is currently displayed; verify critical figures with the manufacturer or dealer.

Hover a source tag to verify

Overview

ManufacturerAllis ChalmersReference

Row-Crop tractorReference

Built in West Allis, Wisconsin, USAReference

Total built7,264Reference

Original price$24,860Reference

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.Reference

Two-wheel driveReference

Power steeringReference

Differential dry disc brakesReference

Acousta-Cab optional. Acousta-Cab II on black chassis models.Reference

Engine

Allis Chalmers 4.9L 6-cyl dieselReference

Drawbar (claimed)66.4 kWReference

Drawbar (tested)66.7 kWReference

Allis Chalmers 2900Reference

turbocharged dieselReference

6-cylinderReference

liquid-cooledReference

The 2900 engine was used on the maroon-chassis Allis 7000, until serial number 8000 in 1978.Reference

Displacement4.9 LReference

Bore/Stroke98 x 108 mmReference

Air cleanerdryReference

Compression16.25:1Reference

Rated RPM2200Reference

Idle RPM775-2465Reference

Firing order1-5-3-6-2-4Reference

Starter volts12Reference

Coolant capacity21.3 LReference

Coolant change2000 hReference

Intake valve clearance0.381 mmReference

Exhaust valve clearance0.381 mmReference

Oil capacity15.1 LReference

Oil change100 hReference

Allis Chalmers 649TReference

The black-chassis model 7000 engine was designed the 649T, with several internal changes over the 2900 including new Bosch injectors and oil cooling jets. Rated power did not change.Reference

Power at rated engine speed79.4 kWReference

Max power66.7 kWReference

Transmission

12-speed partial power shiftReference

TransmissionPower DirectorReference

Typepartial power shiftReference

Gears12 forward and 3 reverseReference

Clutch12-inch dry disc (main)Reference

Clutch7-inch wet discs (power shift)Reference

Oil capacity24.6 LReference

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.Reference

Four forward gears and one reverse combined with three-range power shift between low, direct, and overdrve. The black-chassis Allis 7000 used a new hydraulic wet clutch and torque limiter. A combination clutch/inching pedal put the transmission into low range when depressed.Reference

PTO & Hydraulics

PTO (claimed)79.0 kWReference

PTO (tested)79.4 kWReference

Hydraulic system26.5 LReference

Typeopen centerReference

Capacity26.5 LReference

Valves1Reference

Pump flow79.5 lpmReference

Total flow94.6 lpmReference

Rear TypeIIReference

Rear PTOindependentReference

Rear PTO Type1000Reference

Rear PTO Type540/1000Reference

Engine RPM540@2200Reference

Engine RPM1000@2200Reference

Power at rated PTO speed78.9 kWReference

Capacities

Fuel140.0 LReference

Rear diff.30.3 LReference

Dimensions

Wheelbase269 cmReference

Weight9350 to 9550 poundsReference

Front tire10.00-16Reference

Rear tire18.4x38Reference

Ag front10.00-16Reference

Ag rear18.4x38Reference

Ag front7.5-15Reference

Ag front9.5L-15Reference

Ag front11L-15Reference

Ag rear12.4-42Reference

Ag rear15.5-38Reference

Ag rear16.9-34Reference

Ag rear16.9-38Reference

Ag rear18.4-34Reference

Ag rear23.1-30Reference

Ag rear20.8-34Reference

Ag rear18.4-38Reference

Ag rear23.1-26Reference

Length464 cmReference

Clearance (front axle)60 cmReference

Clearance (rear axle)73 cmReference

Rear axle82 by 2247 mmReference

Rear axle82 by 2946 mmReference

Front tread157 to 218 cmReference

Rear tread162 to 215 cmReference

Rear tread162 to 284 cmReference

Shipping4241 kgReference

Operating4331 kgReference

Ballasted5706 kgReference

Steering wheel223 cmReference

Allis Chalmers 7000 attachments

front-end loaderReference

7000 Serial Numbers

Location:Serial number stamped on the right rear of the Allis 7000 differential housing, near the right lift cylinder.Reference

19751001Reference

19761648Reference

19775036Reference

19786373Reference

19798963Reference

Final9503Reference

FAQ: How to read a serial number table.Reference

Electrical

GroundnegativeReference

Batteries1Reference

Batteries2Reference

Battery volts12Reference

Battery AH95Reference

Allis Chalmers 7000 Height

Hood175 cmReference

Exhaust287 cmReference

Test results

Diesel 12-speed 2WDNovember 8 - 20, 1975Link: Nebraska Tractor Test 1195 fileReference

PTO performanceReference

Fuel use25.7 l/hourReference

Fuel use25.4 l/hourReference

Drawbar performanceReference

Gear 3-I used for power test.Reference

Max pull4493 kgReference

Gear 2-L used for pull test.Reference

Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.

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