Correct Tire Pressure? | FerrariChat

Correct Tire Pressure?

Discussion in '365 GT4 2+2/400/412' started by billg, Mar 12, 2008.

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  1. billg

    billg Formula Junior

    Jun 7, 2006
    307
    New Orleans
    Full Name:
    Bill Grady
    Anybody know what the correct cold tire pressures are for the 400i? Everybody probably knows but me.
     
  2. aidanparte

    aidanparte Formula 3

    Jul 18, 2004
    1,231
    Here you go, Bill, for series 1 400:

    Up to 130 mph -

    Front: 32.7 psi

    Rear: 32.7 psi

    Over 130 mph -

    Front: 45.5 psi

    Rear: 49.8 psi.

    Aidan
     
  3. moserpe

    moserpe Karting

    Jul 20, 2006
    137
    Switzerland
    Full Name:
    Peter Moser
    #3 moserpe, Mar 14, 2008
    Last edited by a moderator: Sep 7, 2017
    This is what the original sticker on the windscreen of #48739 is indicating. For my American friends: it is equivalent to 36.25 psi.

    Peter
    Image Unavailable, Please Login
     
  4. dstacy

    dstacy F1 World Champ
    Owner Rossa Subscribed

    Jan 23, 2006
    11,998
    GMT -5 & GMT +1
    Full Name:
    Dave
    Correct for series 2 cars. I believe Bill's car is a series 1 so he has 15" XWX's not TRX's
     
  5. billg

    billg Formula Junior

    Jun 7, 2006
    307
    New Orleans
    Full Name:
    Bill Grady
    Thanks y'all.
     

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