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    New Holland 7840

    No photo available
    1996 - 1998   PowerStar 40 Series
    Row-Crop tractor
    Previous model:Ford 7840
    Larger:New Holland 8240
    Smaller:New Holland 7740





    Note: the New Holland model 7840 is the same as the Ford 7840. The following data is from the 7840 listing.
     

    Production:

    Manufacturer:New Holland
    Factory:Basildon, England
    Original price (USD):$35,650 (1996)
     

    Variants:

    7840S:8-speed economy
    7840SL:12-speed
    7840SLE:16-speed premium
     

    New Holland 7840 Engine:

       Ford 6.6L 6-cyl diesel
    full engine details ...
     

    Capacity:

    Fuel:57.5 gal [217.6 L]
     

    3-Point Hitch:

    Rear Type:II
    Control:Position control and top-link draft sensing. Electronic lower-link sensing optional on 7840 SLE.
    Rear lift (at 24"/610mm):6,210 lbs [2816 kg] (SL)
     8,240 lbs [3737 kg] (SL optional)
     6,564 lbs [2977 kg] (SLE)
     8,710 lbs [3950 kg] (SLE optional)
     

    Power Take-off (PTO):

    Rear PTO:independent
    Rear RPMs:540/1000
     

    Dimensions & Tires:

    2WD Wheelbase:106 inches [269 cm]
    4WD Wheelbase:103 inches [261 cm]
    Weight:8076 to 10274 pounds
    Front tire:10.00-16
    Rear tire:18.4-34
    full dimensions and tires ...
     

    7840 Serial Numbers:

    Location:Data plate inside hood.
    1991: BC68791
    1992: BD02865
    1993: BD35935
    1994: BD65544
    1995: BD98440
    1996: 022132B

    how to read serial numbers...

     

    New Holland 7840 Power:

    PTO (claimed):90 hp [67.1 kW]
    Drawbar (tested):75.2 hp [56.1 kW]
    PTO (tested):90.4 hp [67.4 kW]
    power test details ...
     

    Mechanical:

    Chassis:4x2 2WD
     4x4 MFWD 4WD (optional)
    Final drives:inboard planetary
    Differential lock:electro-hydraulic (SLE)
    Steering:hydrostatic power
    Brakes:mechanical (S)
     hydraulic wet disc (SL/SLE)
    Cab:Two-post foldable ROPS with flat-deck platform. Comfort Command Cab optional with air-conditioning (SL/SLE).
     

    Hydraulics:

    Type:open center (S/SL)
     closed center load sensing (SLE)
    Valves:1 to 4
    Pump flow:17.4 gpm [65.9 lpm]
     20 gpm [75.7 lpm] (SLE)
    Steering press.:2100 psi [144.8 bar]
     

    Electrical:

    Ground:negative
    Charging system:alternator
    Charging amps:55 (ROPS)
     100 (cab)
     

    Battery:

    Number:1 (ROPS)
     2 (cab)
    Cold-cranking amps:800
    Volts:12
     

    Page information:

    Last update:February 20, 2012
    Copyright:Copyright 2012 TractorData LLC
    Contact:Peter@TractorData.com
    Copyright 2000-2012 - 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.