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Tire size and RPM

Discussion in '3rd Gen. Tacomas (2016-2023)' started by Boss hoss, May 27, 2020.

  1. May 27, 2020 at 8:27 AM
    #1
    Boss hoss

    Boss hoss [OP] Well-Known Member

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    Richard
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    Carpet bed liner and Matt, fuel wheels KO 2 tires. Bilstein 6112,5160 frt. lift .white with black leather seats.
    I have 265/65/17 NITTO ridge grappler and at 60 MPH the RPM is 1500. What do the 31 and 32 inch tires turn in RPM. With stock gearing automatic 4x4
     
  2. May 27, 2020 at 8:35 AM
    #2
    Clearwater Bill

    Clearwater Bill Never answer an anonymous letter

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  3. May 27, 2020 at 1:09 PM
    #3
    Boss hoss

    Boss hoss [OP] Well-Known Member

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    Carpet bed liner and Matt, fuel wheels KO 2 tires. Bilstein 6112,5160 frt. lift .white with black leather seats.
    That tells me nothing but the speedometer error and height. I would like to know the engine RP
     
  4. May 27, 2020 at 1:12 PM
    #4
    doublethebass

    doublethebass aspiring well-known member

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    The speedometer error will be proportional to the RPM engine speed error
     
    Junkhead and Thatbassguy like this.
  5. May 27, 2020 at 1:15 PM
    #5
    BravoSix

    BravoSix Well-Known Member

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    1449 and 1417 respectively
     
  6. May 27, 2020 at 1:19 PM
    #6
    Thatbassguy

    Thatbassguy Sweet or sour?

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    Use the calculator to determine the size difference, than apply that difference to the RPM's...

    A 31" tire is 1.4% larger than your stock tire. If you are at 1500 RPM exactly at 60 MPH, you'll be at 1479 RPM with a 31.
     
  7. May 27, 2020 at 2:00 PM
    #7
    Clearwater Bill

    Clearwater Bill Never answer an anonymous letter

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    Look at the bottom row. It has RPM. If on your phone, click desktop view
     
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  8. May 27, 2020 at 3:11 PM
    #8
    Boss hoss

    Boss hoss [OP] Well-Known Member

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    Richard
    Silverton Oregon
    Vehicle:
    2021 TRD OR premium access cab.
    Carpet bed liner and Matt, fuel wheels KO 2 tires. Bilstein 6112,5160 frt. lift .white with black leather seats.
    Thanks guys. You are all very helpful. Next time i well get 265/75/17 tires.
     
    doublethebass likes this.

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