Originally Posted by bryanr
What would you say to 245/45/18 fronts and 255/45/18 rears on OEM e92 18" wheels? Will the 45 vs 40 height make it a no-go?
I would not go up to the 45 aspect ratio. Rolling diameter will be tall by about an inch, rather than just small fractions of an inch with some of the other alternate sizes.