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Upgrading my 275/35/19 to a 305/30/19...questions ?!?!

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Old May 11, 2010 | 04:41 PM
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Default Upgrading my 275/35/19 to a 305/30/19...questions ?!?!

I'm currently running 275-35-19 and 245-35-19 on my 19x10.5 and 19x9.5 +22 TE37 and it's almost time to change my back tires. I wanted to get the widest tires possible in the rear so my choice ended up on a 305-30-19 but now I wanted to know if that setup would still be drivable with a 245 front... Will my car still be drivable with that kind of width difference ??? if not what size should I get so that my traction control doesn't flash all the time ??

Thanks for the time guys.
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Old May 11, 2010 | 04:49 PM
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Drivable - yes, with lots of understeer. TCS/VDC problem - no.

Will it fit? I doubt it. I had to roll my rear fenders to because my 285s were rubbing on the same wheels (19x10½ +22). You're looking at a tire 1" wider, needing 1/2" additional clearance in and out. I assume you are lowered, right? That make matters worse.
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Old May 11, 2010 | 04:54 PM
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Yes I am lowered about 1.3 inch in the back and about 1.2 in the front with stance gr+... so would a simple fender roll be enough to fit a 305 ? or am I looking at a roll +pull situation ??

Thank you for the quick answer Dave much appreciated
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Old May 11, 2010 | 05:35 PM
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How much camber do you have?
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Old May 11, 2010 | 05:38 PM
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more camber and rolling your fenders should be it! please no fender pulling

Last edited by ITOzann; May 11, 2010 at 05:40 PM.
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Old May 11, 2010 | 06:56 PM
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I am very close to 0 maybe 0.2.. I have very even tire wear at the moment.. I would really like to stay at 0 camber cause the whole point of fitting a 305 is to have maximum tire contact with the road... Any of you guys running 305/30 or even 295/35 ?? Nitto Invo was the brand my choice ended up on. and would 265/30 fit for the front ??
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Old May 11, 2010 | 07:42 PM
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are you FI? 275/285 are more than necessary on a NA IMO. Are you going to have any special application?
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Old May 11, 2010 | 07:47 PM
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I'm running that exact setup in the rear, just roll your fenders and you'll be fine.
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Old May 11, 2010 | 07:54 PM
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ugh i want to upgrade to a 305 so bad, but my 285's will do for now...
265s should fit, what are the specs on your wheels?
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Old May 11, 2010 | 07:56 PM
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265 or 275/30's will fit up front no problem.
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Old May 11, 2010 | 08:43 PM
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Originally Posted by 35th SS
I am very close to 0 maybe 0.2.. I have very even tire wear at the moment.. I would really like to stay at 0 camber cause the whole point of fitting a 305 is to have maximum tire contact with the road... Any of you guys running 305/30 or even 295/35 ?? Nitto Invo was the brand my choice ended up on. and would 265/30 fit for the front ??
Yes, on a 19x10.5 +28. You'll need a 30-series front or deal with the VDC.
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Old May 11, 2010 | 09:02 PM
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i have 265F 285R and the back fenders needed rolled but the fronts are perfect.

you should be fine, like said above, with rolling fenders+camber.
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Old May 12, 2010 | 07:08 AM
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Thanks alot everyone for all those answers !!!

So with 265/30/19 on 19x9.5 +22 should fit without rolling ? and 305/30/19 on 19x10.5 +22 should fit with a lil camber and a bit of fender rolling ? Any suggestions for good not too expensive tires besides the Invos ??

(And yes I plan on going FI before the end of the summer... If everything goes according to plan money wise)
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