FIRST TIRE, THE THREAD BELT SEPARATED FROM THE TIRE WHILE GOING 50 MPH ON STATE HIGHWAY BUT DID NOT LOSE AIR PRESSURE PUT $3000 DAMAGE TO VEHICLE. SAM'S REPLACE TIRE , BUT BF GOODRICH SAID THEY COULD NOT DO ANYTHING FOR ME BECAUSE I DIDN'T HAVE THE TIRE . SECOND TIRE ON [ 5-24-14] FROM SAME SET 7 MONTHS LATER LOSE THREAD AND BLEW OUT WHILE DOING 70 MPH ON INTERSTATE HIGHWAY RUNNING ME THROUGH RIGHT HAND DITCH ON TO SERVICE ROAD . BELT CAUSING DAMAGE TO TRUCK AGAIN , BUT LUCKY NO ONE WAS HURT OR DAMAGE TO OTHERS. *TR