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Widest tire I can fit on my OEM 03 touring 18s?

Old Aug 31, 2006 | 01:18 PM
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Default Widest tire I can fit on my OEM 03 touring 18s?

Looking to put something wider out back. Stock tires out back are 245s. Anyone know if I can go wider? Thanks!
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Old Aug 31, 2006 | 01:21 PM
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On stock wheels you are screwed...you are stuck with the 245/45R18s...your wheels out back are only 8" wide. You could put a 255/45R18, but that'd be all tall and would screw up your drive-train. Plus the sidewall would be so fat and ugly. You have to go bigger wider wheels to get wider tires that would look good.
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Old Aug 31, 2006 | 01:28 PM
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appreciate the quicker response. Thanks for you help. Was debating putting some better rubber out back....but I guess I'll have to annie up and buy some damn wheels. There went the sleeper look.....damn nitrous can't keep the tires planted.
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Old Aug 31, 2006 | 06:53 PM
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Safely? OEM width plus 20mm.
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Old Aug 31, 2006 | 06:55 PM
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i had 275 40 18s with no issues on my stock 18s
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Old Aug 31, 2006 | 09:27 PM
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255/45/18-245/40/18 here. absolutly no problems, here is a pic to show how *far off* the drivetrain is on the rears compared to stock. remember you do not want more than a 3% difference.
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Old Sep 1, 2006 | 05:02 AM
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Cool!!!! Glad I checked this thread again. Gonna throw some tires on my stockies now! THANKS!
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Old Sep 30, 2006 | 09:12 PM
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Ok I also have the stock OEM 18" Touring rims. What is the widest? I do not understand the chart.

Can I go 245/40/18's front and 275/40/18's back? Or should I stick with the stock tire size?
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Old Sep 30, 2006 | 09:19 PM
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Originally Posted by boma
Ok I also have the stock OEM 18" Touring rims. What is the widest? I do not understand the chart.

Can I go 245/40/18's front and 275/40/18's back? Or should I stick with the stock tire size?
Did I just answer the question above?

The objective of the chart is to insure that the rear tires are about 10mm taller than the front. It makes VDC happy.
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