DT*: THE CONTACT STATED WHILE TRAVELING 60 MPH ON A DOWNHILL CURVE, THE DRIVER SIDE FRONT TIRE BLEW OUT AND THE VEHICLE HIT A GUARD RAIL ON THE DRIVER SIDE. THEN, WHILE TRYING TO GET THE VEHICLE OFF OF THE ROAD, THE TREAD SEPARATED AND THE TREAD HIT THE SIDE MIRROR AND FENDER. A SPARE TIRE WAS PUT ON. THEN, 175 MILES LATER THERE WAS A NOISE, THE VEHICLE WAS RUNNING ROUGH AND WAS PULLED OVER. THE PASSENGER SIDE FRONT TIRE HAD SEPARATED AND THE VEHICLE WAS TOWED TO THE RESIDENCE. THE TIRES WERE TAKEN TO THE DEALERSHIP. NO INJURIES WERE SUSTAINED.