Fiat Coupe Club UK

tyre confusion

Posted By: Anonymous

tyre confusion - 21/02/2009 17:58

what tyre size is correct for 18" alloys. Mine currently have 215/40/18 but i'm not sure these give the correct radius for the speedo to read right.
Posted By: Anonymous

Re: tyre confusion - 21/02/2009 18:43

I had 225/35 R 18's on my last coupe.

I think 215/40 might be a little too tall and rub the arches.
Posted By: Anonymous

Re: tyre confusion - 22/02/2009 10:10

yeh, i'm thinking that 35s will give me the correct rolling radius. just wanting this confirming.
Posted By: Anonymous

Re: tyre confusion - 25/02/2009 12:10

i have the 215/35 R18 on mine and this give you exactly 0.2 % out so nothing really
Posted By: Per

Re: tyre confusion - 25/02/2009 22:55

But 225/35-18 are exactly spot on.
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