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what size tires for 18's?

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Old 08-06-2008, 03:09 PM
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a friend wants to put some 18's on her 07 gmc 1/2 ton. what size tires would be the same height as her stockers?
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Old 08-06-2008, 03:13 PM
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Originally Posted by Smartass6885
a friend wants to put some 18's on her 07 gmc 1/2 ton. what size tires would be the same height as her stockers?
go to discount and ask them for a tire thats the same height as a stocker or google a tire height calculator. www.tirerack.com
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Old 08-06-2008, 03:17 PM
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im running 265/60/18, seams to be a standard size, i picked up four used for 200
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Old 08-06-2008, 03:54 PM
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try out 255/55 toyo
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Old 08-06-2008, 05:28 PM
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those are not same heigth as stock, but a nice size
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Old 08-07-2008, 09:11 AM
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For an Escalade/Denali the 265/70/17 is the same as the 265/65/18. They are both 31.5 in diameter. HTH





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Old 08-07-2008, 09:44 AM
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305/45r18
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Old 08-07-2008, 04:40 PM
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I'm running a 285/60/18 which is the same as stock(265/70/16) for a Z71. Or it might be the 265/75/16........one or the other.

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Old 08-07-2008, 07:04 PM
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285/55/18 are working good for me, but what is your stock size???
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Old 08-07-2008, 08:08 PM
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Im assuming 30.5 thats what most 1500 non z71's are
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