JUST PURCHASED A SET OF Y2K COBRA WHEELS 18" BY 9.5 AND A SET OF FALCON TIRES 285-35-18 FOR THE REAR AND THE SALES PERSON AT DISCOUNT TIRES SAID I WILL NOT HAVE A PROBLEM FITTING WITH THE IRS SUSPENSION. I'M A LITTLE WORRIED ABOUT THE COMBO NOT FITTING. IS ANYBODY RUNNING THIS COMBO PLEASE LET ME KNOW... THANKS...