Thread: How Much Gap Up Front With 235/40 18 Tires?
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      11-09-2012, 01:21 PM   #3
ERinEC
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Drives: '11 AW E92 M3
Join Date: May 2012
Location: MD

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Quote:
Originally Posted by M3SQRD View Post
The stock 245/40-18 PS2 has a rolling diameter of 25.7". The 235/40-18 3D has a rolling diameter of 25.4" so the fender-to-wheel gap increases by ~0.15".

BMW M3 270M winter wheels are 18x8"et20 and they recommend running a square 245/40-18 winter tire setup.
Okay, thanks.

Not sure if it makes a difference, but I also have comp package.
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