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     Allis-Chalmers Farm Equipment 1914-1985
    Allis-Chalmers Farm Equipment 1914-1985

    Allis Chalmers 25-40

     

    General tractor information:

    Manufacturer:Allis Chalmers
    Model:25-40
    Type:Farm/Agricultural tractor
    Years produced:1930 - 1936
    Total built:2,426
    Factory:West Allis, Wisconsin, USA
    Original price:-unknown-
     

    Tractor power:

    Drawbar (rated):27 hp [20.1 kW]
    Drawbar (max):33.82 hp [25.2 kW]
    Belt:42.6 hp [31.8 kW]
     

    Engine:

    Manufacturer:Allis Chalmers
    Fuel:gasoline
    Type:vertical I-head
    Cylinders:4
    Bore/Stroke:5.00x6.50 inches [127 x 165 mm]
    Displacement:510.5 ci [8.4 L]
    Compression:-unknown-
    Rated RPMs:1000
    Cooling:-unknown-
    Torque:-unknown-
    Firing order:-unknown-
     

    Engine:

    Manufacturer:Allis Chalmers
    Fuel:-unknown-
    Cylinders:4
    Bore/Stroke:5.25x6.50 inches [133 x 165 mm]
    Displacement:563 ci [9.2 L]
    Compression:-unknown-
    Rated RPMs:-unknown-
    Cooling:-unknown-
    Torque:-unknown-
    Firing order:-unknown-
     

    Transmission:

    Type:-unknown-
    Forward:2
    Reverse:1
     

    Mechanical:

    Chassis:4x2 2WD
    Steering:-unknown-
    Brakes:-unknown-
     

    Capacity:

    Fuel:30 gal [113 L]
    Aux. fuel:1 gal [3 L]
    Coolant:40 qts [37.9 L]
     

    Power Take-off (PTO):

     

    Tires:

    Ag front:36x6 steel
    Ag rear:50x12 steel
     

    Dimensions:

    Weight:7,000 lbs [3175 kg]
    Wheelbase:-unknown-
    Length:152 inches [386 cm]
    Width:76 inches [193 cm]
    Height:65 inches [165 cm]
    Ground clearance:-unknown-
     

    Electrical:

     

    Nebraska Tractor Test 183:

    Test Date:June 1931
    Engine:-unknown-
    Belt (max):47 hp [35.0 kW]
    Drawbar (max):33.82 hp [25.2 kW]
     

    25-40 Serial Numbers:

    Location: front of shifter on transmission case
     
    1930: 24186
    1931: 24843
    1932: 24972
    1933: 25024
    1934: 25062
    1935: 25309
    1936: 25582
     

    Allis Chalmers 25-40 links:

     
     
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    Last updated on April 25, 2008

     Vintage Allis-Chalmers Tractors
    Vintage Allis-Chalmers Tractors



     

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