# tire size

**URL:** <https://forums.speedlife.net/t/tire-size/58404>\
**Category:** NYSpeed Automotive\
**Created:** [November 19, 2008, 6:41am UTC](https://forums.speedlife.net/t/tire-size/58404 "2008-11-19T06:41:28Z")\
**Posts on this page:** 8\
**Page:** 1

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**Author:** ![97eclipse420a](https://avatars.discourse-cdn.com/v4/letter/9/96bed5/32.png) [@97eclipse420a](https://forums.speedlife.net/u/97eclipse420a)\
**Post date:** [November 19, 2008, 6:41am UTC](https://forums.speedlife.net/t/tire-size/58404/1 "2008-11-19T06:41:28Z")

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I have a 97 gmc jimmy 4x4 four door, I was just wondering what is the biggest tire I can run on the stock suspension without turning up the torsion bars and all that stuff .

thanks

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**Author:** ![nitroinsane](https://avatars.discourse-cdn.com/v4/letter/n/d26b3c/32.png) [@nitroinsane](https://forums.speedlife.net/u/nitroinsane)\
**Post date:** [November 19, 2008, 7:00am UTC](https://forums.speedlife.net/t/tire-size/58404/2 "2008-11-19T07:00:22Z")

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31x10.5x15 unless you hav 16" rims

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**Author:** ![95dime](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/95dime/32/7514_2.png) [@95dime](https://forums.speedlife.net/u/95dime)\
**Post date:** [November 19, 2008, 7:58am UTC](https://forums.speedlife.net/t/tire-size/58404/3 "2008-11-19T07:58:10Z")

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^^^nope. you can squeeze a 30" but a 31 will rub. gotta crank tbars or trim.

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**Author:** ![nitroinsane](https://avatars.discourse-cdn.com/v4/letter/n/d26b3c/32.png) [@nitroinsane](https://forums.speedlife.net/u/nitroinsane)\
**Post date:** [November 19, 2008, 9:00am UTC](https://forums.speedlife.net/t/tire-size/58404/4 "2008-11-19T09:00:02Z")

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they are a oem size. is there that big a difference in a 2 and 4 door. they fit my grandfathers s10

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**Author:** ![95dime](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/95dime/32/7514_2.png) [@95dime](https://forums.speedlife.net/u/95dime)\
**Post date:** [November 19, 2008, 9:59am UTC](https://forums.speedlife.net/t/tire-size/58404/5 "2008-11-19T09:59:09Z")

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the oem size is a 235/75/15. thats around 28 or 29 inches. a 31x10.5 is oem size only if it is a zr2 package.

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**Author:** ![97eclipse420a](https://avatars.discourse-cdn.com/v4/letter/9/96bed5/32.png) [@97eclipse420a](https://forums.speedlife.net/u/97eclipse420a)\
**Post date:** [November 19, 2008, 12:09pm UTC](https://forums.speedlife.net/t/tire-size/58404/6 "2008-11-19T12:09:37Z")

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ok i found some info the oem is 205/75/15 and i had 225/75/on there i just order some general grabbers size 225/70/15 should be beasty enough for what iwam using them for

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**Author:** ![95dime](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/95dime/32/7514_2.png) [@95dime](https://forums.speedlife.net/u/95dime)\
**Post date:** [November 19, 2008, 6:09pm UTC](https://forums.speedlife.net/t/tire-size/58404/7 "2008-11-19T18:09:26Z")

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a 225/70/15 is gonna be shorter then what you got now…

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<div class="post-metadata">

**Author:** ![97eclipse420a](https://avatars.discourse-cdn.com/v4/letter/9/96bed5/32.png) [@97eclipse420a](https://forums.speedlife.net/u/97eclipse420a)\
**Post date:** [November 20, 2008, 5:29am UTC](https://forums.speedlife.net/t/tire-size/58404/8 "2008-11-20T05:29:54Z")

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yea i know