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Need your help! Prius 4 tire information spreadsheet

Discussion in 'Gen 4 Prius Main Forum' started by kitkit201, Jan 27, 2016.

  1. kitkit201

    kitkit201 Member

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    We are finding that owners of the same trim of Prius with different tires from different manufacturs.

    Please add your username and tire information if you recently bought a Prius 4th gen. Even going to a dealership and adding data points would be good.

    So far, it seems that the Toyo NanoEnergyA29 drone on the highway. Thanks for those that added information already!

     
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  2. ATHiker

    ATHiker Senior Member

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    Just added my info to spreadsheet.
     
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  3. GaryD1

    GaryD1 Active Member

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    like the spreadsheet, but was just thinking, it would be nice to have other columns labeled (MPG)& ect. Just to see if there is a trend for a better tire that works best on gen 4, and yes I know there would be a bunch of variables. Any other thoughts?
     
  4. bisco

    bisco cookie crumbler

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    different tyres expected, but not on the two eco.

    anyone with a two eco measure their psi yet?
     
  5. vince22

    vince22 Active Member

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    just added my Two Eco tires Bridgestone Ecopia EP 422 Plus.
     
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  6. GaryD1

    GaryD1 Active Member

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    Max psi on outside of tire 44 or 51 psi?



    Merged



    Max psi on outside of tire 44 psi or 51psi? There are two different tires




    Merged




    Bridgestone Ecopia EP 422 Plusas, you know there are two Max psi tires, would also like to know if toyota is using the 44psi or 51 psi?
     
  7. nategold

    nategold Member

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    Where is the spreadsheet?
     
  8. bisco

    bisco cookie crumbler

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    it doesn't always come up, for some reason. maybe it needs time to load?



    Merged.



    toyota doesn't use the max. the recommended pressures are on the drivers door jamb plate. please let us know what it says, and measure your tyres cold, for comparison.
     
    #8 bisco, Jan 30, 2016
    Last edited: Jan 30, 2016
  9. Mendel Leisk

    Mendel Leisk Senior Member

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    There's apparently two distinct Bridgestone Ecopia EP422 Plus: with different max sidewall, also some other variations, maybe wear index. The tread pattern is different in 195/65R15: one version has 3 wide spaced grooves, the other 4, more tightly space. Someone here even got two of each, and raised a fuss with the shop to get all the same.

    I believe the two different kinds are manufactured in different countries. All of this seems somewhat cavalier attitude on Bridgestone's part, doesn't inspire confidence.
     
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  10. vince22

    vince22 Active Member

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    2016 Toyota Prius Tire Pressure guidelines for 15" and 17" tires taken from my local dealership,there were all Bridgestone Ecopia EP422 tires on them.

    [​IMG]


    [​IMG]

    Two Eco

    [​IMG]

    Two Eco Factory inflated for 36PSI ( front & rear)
    Bridgestone Ecopia EP422 (3 grove lines)
    [​IMG]

    Max load
    [​IMG]
     
    #10 vince22, Jan 31, 2016
    Last edited: Jan 31, 2016
  11. GaryD1

    GaryD1 Active Member

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    [​IMG]


    [​IMG]deleted
     
    #11 GaryD1, Jan 31, 2016
    Last edited: Jan 31, 2016
  12. vince22

    vince22 Active Member

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    updated...check above.
     
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  13. GaryD1

    GaryD1 Active Member

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    thanks vince22 for the good clear pic or the Max pressure, was wandering if they were using the 44 max pressure tires on the two eco also, think you just own the two. I know there are a couple on here that own the two eco already. My thinking was if Totota was inflating the front tires little more on the two eco, they might be using the higher pressure (51 psi) on EP422 tires. Maybe some of the other owners will chime in on the subject. Bisco stated that one owner got their Prius and the car had two tires of each, not matching tires. It pays to look, some people never do.
     
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  14. vince22

    vince22 Active Member

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    all my tires are equally the same brand and 36psi all around.
     
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  15. Mendel Leisk

    Mendel Leisk Senior Member

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    @vince22 Man, they slicked those tires within an inch of their lives.
     
  16. bisco

    bisco cookie crumbler

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    this tyre thing is going to be an mpg issue as these cars get older and owners have no clue when they replace tyres.
     
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  17. vince22

    vince22 Active Member

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    GaryD1,
    I hope this zoom in photo will clear up your mind that i do indeed have Prius Two Eco model.....

    [​IMG]
     
  18. GaryD1

    GaryD1 Active Member

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    Yes the picture does indeed clear it up but your personal details on the left just describes you owning a (two)
     
    #18 GaryD1, Feb 1, 2016
    Last edited: Feb 1, 2016
  19. Paradox

    Paradox Prius Enthusiast / Moderator
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    @Danny seems to have left out a 'Two Eco' option from the drop down menu to select from.
     
  20. chinna

    chinna Member

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    Prius 4, I test drove has Bridgestone Ecopia EP422 plus, 15 inch, added to the table.
     
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