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    Allis Chalmers D21

    Allis Chalmers D21 tractor photo
    1963 - 1969   D Series
    Row-Crop tractor
    Next model:Allis Chalmers 220





    The D21 was the first Allis Chalmers tractor to have over 100 horsepower. The upgraded D21 II began at serial number 2201 in 1965.
     

    Production:

    Manufacturer:Allis Chalmers
    Factory:West Allis, Wisconsin, USA
    Original price (USD):$12,290
     

    Allis Chalmers D21 Engine:

       Allis Chalmers 7.0L 6-cyl diesel
    full engine details ...
     

    Capacity:

    Fuel:52 gal [196.8 L]
     

    Power Take-off (PTO):

    Rear PTO:independent
    Rear RPM:1000
     

    Dimensions & Tires:

    Wheelbase:96.1 inches [244 cm]
    Weight:9500 to 11700 pounds
    Front tire:7.50x20
    Rear tire:18.4x34
    full dimensions and tires ...
     

    D21 Serial Numbers:

    Location:Torque housing
    1963: 100
    1964: 1417
    1965: 2079
    1966: 2408
    1967: 2863
    1968: 3777
    1969: 4498

    how to read serial numbers...

     

    Allis Chalmers D21 Power:

    Drawbar (claimed):93 hp [69.4 kW]
    PTO (claimed):103.06 hp [76.9 kW]
    Plows:7
    Drawbar (tested):116.41 hp [86.8 kW]
    PTO (tested):127.75 hp [95.3 kW]
    power test details ...
     

    Mechanical:

    Chassis:4x2 2WD
    Steering:hydrostatic power
    Brakes:band actuated disc
    Cab:Open operator station.
    Steering flow:5.25 gpm [19.9 lpm]
    Steering press.:1300 psi [89.6 bar]
     

    Electrical:

    Ground:negative
    Charging system:Delco-Remy generator
    Charging amps:32
     

    Battery:

    Number:2
    Volts:12
    Amp-hours:95
     

    Page information:

    Last update:September 10, 2014
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