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    John Deere 4020




    John Deere 4020 tractor photo  I&T Manual: Deere 6030, 3010, 3020, 4010, 4020, 5010, 5020, 4000, 4320, 4520, 4620
    I&T Shop Manual
    Model:4020
    Years:1963 - 1972
    Tractor type:Farm/Agricultural tractor
    Original price:$10,345 (1972)
     

    Production:

    Factory:Waterloo, Iowa, USA
    Mexico
    Manufacturer:John Deere
    Series:New Generation
    Total built:57,471 total
    3,721 gas
    5,268 LP
    48,482 diesel
    187 high crop
    180 industrial
    Replaced:John Deere 4010
     

    Engine:

       John Deere 6-cyl gasoline
       John Deere 6-cyl diesel
       John Deere 6-cyl LP gas
    full engine details ...
     

    Capacity:

    Fuel:34 gal [128.7 L] (gas/LP)
    45 gal [170.3 L] (diesel)
     

    3-Point Hitch:

    Rear Type:2
    Rear lift:3,790 lbs [1719 kg]
     

    Power Take-off (PTO):

    Rear PTO:independent
    Rear RPMs:540/1000
    1000
    Front PTO:independent
    Front RPMs:1000
     

    Dimensions & Tires:

    Wheelbase:97.5 inches [247 cm] (row crop)
    100.25 inches [254 cm] (standard)
    Weight:to 13980 pounds
    Front tire:6.00-16
    Rear tire:15.5-38
    full dimensions and tires ...
     

    Serial Numbers:

    Location:Rear of transmission case
    1964: 65000
    1965: 91000
    1966: 119000
    1967: 145660
    1968: 173982
    1969: 201000
    1970: 222160
    1971: 250000
    1972: 260791
    Final: 270288
     

    Links:

    Forty-twenty.com: Site dedicated to the John Deere 4020
    Green Magazine: Article on the specifics of the 4020
     

    Power:

    Engine:-unknown-
    Drawbar (tested):83.8 hp [62.5 kW]
    PTO (tested):95.83 hp [71.5 kW]
    power test details ...
     

    Mechanical:

    Chassis:4x2 2WD
    4x4 MFWD 4WD (optional after 1969)
    Steering:hydraulic power
    Brakes:hydraulic wet disc
     

    Hydraulics:

    Type:closed
    Capacity:10 gal [37.9 L] (Synchro-Range)
    12 gal [45.4 L] (Power Shift)
    Total flow:-unknown-
    Valve flow:13 gpm [49.2 lpm]
    Steering flow:-unknown-
    Pressure:2250 psi [155.1 bar]
    Valves:1
     

    Electrical:

    Ground:positive 1964-1969
    negative 1969-1972
    Alternator amps:55
     

    Battery:

    Number:2 (diesel)
    1 (gas)
    Cold-cranking amps:-unknown-
    Volts:12
    Amp-hours:75
     

    Page information:

    Last update:November 2, 2008
    Copyright:Copyright 2008 TractorData LLC
    Contact:Peter@TractorData.com
    Copyright 2005-2008 - TractorData LLC. Notice: Every attempt is made to ensure the data listed is accurate. However, differences between sources, incomplete listings, errors, and data entry mistakes do occur. Consult official literature from the manufacturer before attempting any service or repair.