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      10-20-2020, 11:50 AM   #3
remmib
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Drives: 2013 F10 520d M-Sport
Join Date: Feb 2006
Location: Norway

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Quote:
Originally Posted by jaylazy2020 View Post
I currently have 245/35/20 and 275/30/20 (Goodyear run flats which are awful) the. oem 759i 20s

I can't wait to get PS4S on the big question is can I go to 255/35/20 and 285/30/20?

I've seen calculation where the diameter variance is only 1%

my concern would be is the 8J sized front wheel limited to 245 and no more?

thanks
Yes, I'd stick to the 245/35 and 275/30 sizes on the "narrow" OEM 20s.
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