I have a 350z,2007.....i want to buy these wheels the 19 inche 370z factory ray wheels....but nissan told me the front wheel is so wide that it touches the control arm..i need spacers....but they dont know what size...so before i buy these wheels..has anyone done this conversion...and are spacers needed for the rear wheels also..and with spacers do i need to replace the studs to longer ones...appreciate any help...thanks