PSI for tires on 21-22 wheels on F8 | FerrariChat

PSI for tires on 21-22 wheels on F8

Discussion in '458 Italia/488/F8' started by RobertM, Jun 20, 2022.

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  1. RobertM

    RobertM Formula 3

    Apr 17, 2005
    2,420
    Weston, Florida
    Full Name:
    Robert M
    I am wondering what psi for the tires I should use for F8 with wheels/tire size that are 21x9 (245-30-21) and 22x12 (335-25-22)
     
  2. jamie140

    jamie140 F1 Rookie
    Rossa Subscribed

    Oct 17, 2004
    3,202
    GTA/Marco Island, fl
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    Jamie
  3. jamie140

    jamie140 F1 Rookie
    Rossa Subscribed

    Oct 17, 2004
    3,202
    GTA/Marco Island, fl
    Full Name:
    Jamie
    Don’t see those sizes.
     
  4. RobertM

    RobertM Formula 3

    Apr 17, 2005
    2,420
    Weston, Florida
    Full Name:
    Robert M
    These are aftermarket wheels by vossen
     
  5. RobertM

    RobertM Formula 3

    Apr 17, 2005
    2,420
    Weston, Florida
    Full Name:
    Robert M
    thank you again for the research...... but after market wheels
     
  6. BillHartman67

    BillHartman67 Karting

    Sep 25, 2021
    247
    Montvale, NJ
    Full Name:
    Bill Hartman
    Which tire did you put on them?

    Is there a recommended PSI on the tire?

    Usually there is a range printed on the tire. I would run them at the low end of the range.

    How do they look? Pics Please….
     
  7. Depreciating Asset

    Depreciating Asset Formula Junior
    Silver Subscribed

    Sep 1, 2019
    282
    Cary, NC
    Full Name:
    Randy
    I did essentially the same setup on my 458 with Michelin tires. I was told by both HRE and TAG Motorsports to run the factory tire PSI. So far so good.
     
  8. wthensler

    wthensler F1 Rookie
    Silver Subscribed

    Apr 27, 2015
    3,153
    Gator Country, FL
    Full Name:
    William
    I track my car, So I probably check and adjust tire pressures more than most on this forum. On certain tracks, I keep more on drivers or passenger side, depending on the setup.

    If you’re just doing road driving, you should be fine with anything between 29 and 33. Too low pressure is excessive wear and poorer fuel efficiency.

    Under hot conditions and spirited road driving, your pressures rise. I would keep them below 35 to prevent ‘bouncing ‘.

    During track days, when the track and tires are hot, I am constantly letting air out, then at the end of the day I cool them down and use a bicycle pump to fill back up. Works like a charm.

    Carry an analog gauge. (0-60psi) in addition to looking at your TPMS, which I have found to be quite accurate.

    Good tire pressure management pays dividends in handling, fuel, and tire life.
     
    Caeruleus11 likes this.
  9. RobertM

    RobertM Formula 3

    Apr 17, 2005
    2,420
    Weston, Florida
    Full Name:
    Robert M
  10. BillHartman67

    BillHartman67 Karting

    Sep 25, 2021
    247
    Montvale, NJ
    Full Name:
    Bill Hartman
    Could you send a pic?

    I am interested in the wheel gap appearance vs lowered.
     
  11. RobertM

    RobertM Formula 3

    Apr 17, 2005
    2,420
    Weston, Florida
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    Robert M
    The wheel gap is a Robert math calculation…. Created by Robert ….. LOL. 1 finger between the top of tire to wheel well fender on all 4 corners.


    Sent from my iPhone using FerrariChat.com mobile app
     
  12. RobertM

    RobertM Formula 3

    Apr 17, 2005
    2,420
    Weston, Florida
    Full Name:
    Robert M
  13. BillHartman67

    BillHartman67 Karting

    Sep 25, 2021
    247
    Montvale, NJ
    Full Name:
    Bill Hartman
    Sausage fingers or hot dog fingers. LOL.
     
  14. RobertM

    RobertM Formula 3

    Apr 17, 2005
    2,420
    Weston, Florida
    Full Name:
    Robert M
    LOL …. Just my pointing finger …. Or my nose picking finger…. Same one and between knuckles


    Sent from my iPhone using FerrariChat.com mobile app
     
  15. 250boano

    250boano Formula Junior

    Apr 27, 2022
    432
    Europe
    Full Name:
    DD
    Robert - 2.5 bar front and rear for Vossen 21/22
     

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