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    John Deere 850

    John Deere 850 tractor photo
    1978 - 1989
    Compact Utility tractor
    Larger:John Deere 950
    Smaller:John Deere 750




     

    Production:

    Distributor:John Deere
    Manufacturer:Yanmar
    Factory:Japan
    Original price (USD):$11,000 (1989)
     

    John Deere 850 Engine:

       Yanmar 1.3L 3-cyl diesel
    full engine details ...
     

    Capacity:

    Fuel:8.5 gal [32.2 L]
    Hydraulic system:4.75 gal [18.0 L]
     5.25 gal [19.9 L] (after 1984)
     

    3-Point Hitch:

    Rear Type:I
     

    Power Take-off (PTO):

    Rear PTO:transmission (early)
     live two-stage clutch (after 1984, SN16001)
    Rear RPM:540
     

    Dimensions & Tires:

    Wheelbase:64 inches [162 cm]
    Weight:2,400 lbs [1088 kg]
    Front tire:5.00-15
    Rear tire:9.5-24
    full dimensions and tires ...
     

    John Deere 850 attachments:

     mowing deck
     front-end loader
     backhoe
    all 850 attachments ...
     

    850 Serial Numbers:

    Location:Below PTO
    1978: 1000
    1979: 3859
    1980: 7389
    1981: 11338
    1982: 12481
    1983: 14183
    1984: 16006
    1985: 18001
    1986: 22002
    1987: 25501
    1988: 28337

    how to read serial numbers...

     

    John Deere 850 Power:

    Drawbar (claimed):19 hp [14.2 kW]
    PTO (claimed):22 hp [16.4 kW]
    Drawbar (tested):17.77 hp [13.3 kW]
    PTO (tested):22.27 hp [16.6 kW]
    power test details ...
     

    Mechanical:

    Chassis:4x2 2WD
     4x4 MFWD 4WD (optional)
    Steering:manual
     power optional
    Brakes:differential mechanical expanding shoe
    Cab:Two-post ROPS.
     

    Hydraulics:

    Type:open center
    Capacity:4.75 gal [18.0 L]
     5.25 gal [19.9 L] (after 1984)
     

    Electrical:

    Ground:negative
     

    Battery:

    Number:1
    Volts:12
     

    Page information:

    Last update:March 8, 2014
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    Contact:Peter@TractorData.com
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