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Cooper Discover AT3 4s

Discussion in '5th Gen 4Runners (2010-2024)' started by akki445, May 24, 2024.

  1. May 24, 2024 at 11:01 PM
    #1
    akki445

    akki445 [OP] New Member

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    What is the recommended pressure for cooper discover at3 4s tyres ? I am keeping mine on 36psi for now. Should i go less or more if i have a steering wheel vibration issue ?
     
  2. May 25, 2024 at 6:13 AM
    #2
    JET4

    JET4 Old Member

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    welcome. What size tires 265,275 285 ? Might want to have your tires balanced if you got a vibration.
     
  3. May 25, 2024 at 7:16 AM
    #3
    Papa G

    Papa G New Member

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    Recently bought a 2024 ORP. Swapped over the wheels/tires from my Tacoma. I ran the Cooper AT3 4S (265 70 17) on the Tacoma at 34 up front and 32 in the rear. It seemed to be the best compromise of comfort, mileage, and wear with an empty bed. I'm running at 34 in all corners on the 4R. Around town it is comfortable and mileage has been about 14.5 - 15 mpg. (less than 750 on the odometer lots of hills). Road trip next week...looking forward to see how the 4R performs
     
  4. May 25, 2024 at 8:22 AM
    #4
    kmeeg

    kmeeg New Member

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    If possible, please share your experience with these tires in terms of ride comfort, tire noise at highway speed, snow performance, etc.. I'm seriously looking in to these tires for one of my 4Runners that is been used on road only. I've heard some say they have rough ride even though they are standard load tires.
     
  5. May 25, 2024 at 8:37 AM
    #5
    akki445

    akki445 [OP] New Member

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    265/70R/17
     
  6. May 25, 2024 at 8:43 AM
    #6
    Papa G

    Papa G New Member

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    I put 10k on these tires while on the Tacoma. I did size up from stock 265 70 16 to 265 70 17. Ride was smooth, quiet, and no noticeable change in mpg. Snow performance is very good on road, no off road snow experience. So far on the 4R they are smooth and quiet. No idea if they affected mpg as I never rolled on the stock rubber. Taking a road trip to Yosemite next week but won't see any snow. I would definitely put these on my short list when it's time to replace.
     
    kmeeg[QUOTED] likes this.
  7. May 25, 2024 at 8:51 AM
    #7
    kmeeg

    kmeeg New Member

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    That's awesome. I'm using size 285/70R17 (just for the looks). This tire checks lot of boxes I look for.
     
  8. May 25, 2024 at 9:01 AM
    #8
    Papa G

    Papa G New Member

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    Exactly! My 4R is now my DD so on road manners including wet and snow conditions were a priority. My Off Road driving has been forest/fire roads in search of trailheads and campsites.
     
    kmeeg[QUOTED] likes this.
  9. May 25, 2024 at 9:08 AM
    #9
    hossler1788

    hossler1788 Turtle

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    I previously had 285 70 17 Cooper at3 4s. I ran them around 35psi. There was always a slight vibration. I had them road forced balance at a few shops and that never helped. Seems they would always vibrate when the Temps where low. After they heated up it somewhat went away.
     

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