As the first post states,
275/60/15 or 28X11.5/15 will fit on the rear with a 8" wide 5.5" backspace rim.
this is using the stock eibach jza70 struts.
I DID roll the fenders, my car is lowered with eibach springs, but the rear is also gutted.
I had a slight rub before rolling fenders, but...