hi, sorry but i did search but didnt find the answer to my question.. my question is that i just brought myself a set of 19" kahn RSV alloys for my 2007 S3, and when i go over speed hump's it rub's..? There 8.5J 19" Kahn RSV with 235/35/19 rubber on them...?? ??? What do i need to do so they dont rub?