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PSI for 33's

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Old Jan 23, 2009 | 05:29 AM
  #1  
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Default PSI for 33's

I searched and seen lots of threads about this with 35's but what are yall running with 33's on road and air down?? I'm not really worried about the sensor going off bc I think one is messed up anyway!
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Old Jan 23, 2009 | 05:32 AM
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how about 32's? do we need to get our speedo's re-flashed?
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Old Jan 23, 2009 | 05:37 AM
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Originally Posted by neopj3
how about 32's? do we need to get our speedo's re-flashed?
did it come with 32's?

The Goodyear SRA's that came on my Sahara where 32',s as are the Rubi stock tires. The stealership can flash up to 32" after that you need an aftermarket programmer.
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Old Jan 23, 2009 | 05:38 AM
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i have about 28psi in my 33's(on stock rims) for road duty, been down to 15 offroad, but leary of going lower because i am on stock rims. (i did mine via chalk test)

there is a thread on this here: which psi for 33 inch tires

Last edited by HappyCurmudgeon; Jan 23, 2009 at 05:44 AM.
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Old Jan 23, 2009 | 05:42 AM
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I run 30 psi on road and 12-15 off road
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Old Jan 23, 2009 | 05:53 AM
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I run 30 and 15.....works well so far.
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Old Jan 23, 2009 | 06:28 AM
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i run 30 cold... off road usually 18-20 - kinda depends on your sidewall ply as well...
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Old Jan 23, 2009 | 06:57 AM
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Try this.

https://www.jk-forum.com/forums/show...74&postcount=3
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Old Jan 23, 2009 | 07:29 AM
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I'm running 26 on the road and 15 off. I just have about 1,000 miles on my BFG A/T's, which have fairly stiff sidewalls (load range D).
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Old Jan 23, 2009 | 07:30 AM
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I'm running stock steel rims (16") with 265/75/16 AT tires. I've got 32psi or so in them right now. They do feel a little hard, road feel wise. would 30psi be good? Or is 32psi good? Airing down for off road, 20-25 psi would be alright for stock rims, right? Just want to make sure.
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