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Old 01-10-2008, 09:26 PM
  
My-Low-Sol
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Join Date: Apr 2006
Location: Huntersville, NC formerly South Bend, IN
Quote:
Originally Posted by Carpe Diem View Post
My-Low, I am seriously considering a set of OZ 18" Ultraleggeras for my GXP, wider in back. Not yet decided on tires. I am wondering why you elected to get rid of your OZs. Comments please.

Still got 'em, still love 'em and wish I could put them on for street use. To this day they've never seen street tires or street use, all Hoosiers and all auto-x. The only wheels I got rid of were the OE's and the Sport Editions that didn't fit.

Quote:
Originally Posted by Morfious View Post
I too am considering the ultralegga's with 18X9's out back. I have heard some stories about them not fitting correctly. Did you have any clearence issues with the wider rim out back?

The wheels fit correctly, I know this with absolute certainty. I even run identical 18x9's at all 4 corners. I had some very minor, very intermittent rubbing on the rear inside frame rail, but only under extreme cornering conditions. The tires are Porsche Spec 265 Michelin's which have very soft sidewalls. It's hard to say if they rubbed due to my car being lower (Z0K package), having a race alignment, or just due to sidewall deflection in the super soft Michelins. It's funny to think the 18x9 fits better up front than it does out back I honestly think that all 3 of these things are contributing to my tiny rubbing issue and that by changing any one of these things it would go away. As far as I know, NO ONE has reported rubbing with the OZ 9" wide wheel. I have posted repeatedly, mainly responses to my original post, about my rubbing issue on this forum and I am almost certain that I am the only person who has ever had a rubbing problem.

Quote:
Originally Posted by Carpe Diem View Post
I haven't pulled out my credit card yet. I am still trying to decide if the Ultraleggeras are the way I want to go, all things considered. I really like the look of the stock wheels, but I want to improve the performance as well. I spoke with a fellow at Tire Rack about wheel/tire combinations. He said that the 18X9s would not have clearance issues in back, but suggested that when I had pretty much decided on a wheel/tire combo, I should speak with one of their techs just to make sure that I get the right sizes and offsets to avoid clearance problems. I am also intending to replace the stock springs and shocks, and that will play into the equation as well.

If money wasn't an object, which it is, and wanting improved performance, I would be considering a set of Dymags. I think at 14+ pounds per wheel, the performance and handling improvement would be very noticeable.

RENNWORX LTD. INC. :: Carbon Fiber Road Wheels
DYMAG - Manufacturers of High Performance Wheels for Cars and Motorcycles

The 18x9 OZ will be lighter, wider and stronger than the factory wheel (better casting technique and material). I can tell you from personal experience, these wheels will fit with no problems. As you can see in my sig the SSR's I have are the exact same specs as the 18x9 OZ's. BTW- I am the reason Tire Rack had the 18x9 OZ's made.

The Dymags are interesting but huge $$$$. A 14lb 18x8 ET55 would be nice for autocross though!!!
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Last edited by My-Low-Sol : 01-10-2008 at 09:44 PM.
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