DUELER APT2, LT265/75R16, DOT UNKNOWN, REPLACEMENT EQUIPMENT WITH UNKNOWN MILEAGE ON A 1998, DODGE, RAM 2500, MILEAGE ON VEHICLE 69000 MILES. DRIVER'S FRONT TIRE HAD TREAD SEPARATION AT 75 MPH, CAUSING CONSUMER TO LOSE CONTROL OF VEHICLE AND HITTING GUARDRAIL.NO INJURIES, DAMAGE TO VEHICLE UNKNOWN AT THIS TIME. PLEASE ADD DOT CODE.*AK