Tractor · 1975Unverified
Allis Chalmers 7000
Allis Chalmers 7000 — Row-Crop tractor · 106 hp. Reference specifications; pending source verification.
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
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.