THE REAR DRIVER'S SIDE TIRE (FIRESTONE RADIAL ATX) SUFFERED TREAD SEPARATION WHILE OPERATING AT HIGHWAY SPEED. THIS RESULTED IN LOSS OF CONTROL OF THE VEHICLE AS IT PULLED SEVERLY TO THE RIGHT. ATTEMPTS TO REGAIN CONTROL OF THE VEHICLE ULTIMATELY RESULTED IN A ROLL-OVER. THE VEHICLE WAS CONSIDERED A TOTAL LOSS. *AK( DOT NUMBER: )