2008 KEYSTONE FUZION Tires Problems

TOWING 5TH WHEEL CAMPER DOWN INTERSTATE. ALL 4 TIRES ON TRAILER DEVELOPED BULGES AND 2 BLEW OUT. DAMAGE WASN'T TOO BAD BUT CAUSED A MAJOR DISRUPTION IN TRAVEL. HAD TO BUY 4 NEW TIRES FOR CAMPER.

3.5 HOURS INTO TRIP FROM ROSEVILLE, CA TO SAND MOUNTAIN, NV, WE STOPPED AT PILOT TRUCK STOP TO RENDEZVOUS WITH OTHERS IN GROUP. NO POTHOLES/CURBS HAD BEEN ENCOUNTERED. AFTER APPROXIMATELY A 45 MINUTE STOP, WE STARTED AGAIN, AND AS WE ACCELERATED TO 60MPH ON I-80, 1MILE EAST OF FERNLEY, THE FRONT AXLE-RIGHT TIRE BLEW OUT. WE PULLED OFF AT NEXT EXIT. THE TIRE'S CENTER BELT HAD SEPARATED, DAMAGING THE CENTER AXLE TIRE, AND PROPANE LINES TO TRAILER. TIRES WERE CHECKED AND INFLATED TO 80PSI BEFORE STARTING TRIP. *TR

ON JULY 16, 2009 WE WERE HEADING IN OUT IN OUR FIFTH WHEEL, WE WERE ON I-15 HEADING SOUTH IN UTAH AND ONE OF OUR TIRES HAD A BLOW OUT, WE CALLED OUR ROADSIDE ASSISTANCE AND THE CAME AND INSTALLED OUR SPARE TIRE. THEN UPON RETURNING BACK HOME ON JULY 19, 2009 WE HAD ANOTHER TIRE BLOW OUT ON THE SAME SIDE OF OUR FIFTH WHEEL, THIS TIME THE OTHER TIRE WENT AND WE HAD NO SPARE BECAUSE IT WAS ON OUR RV ALREADY. THE TIRE ARE JUST OVER A YEAR OLD AND THEY DON'T HAVE MORE THAN 2500 MILES ON THEM. WE HAD TO PURCHASE A NEW TIRE FROM THE ROADSIDE SERVICE THAT CAME AND HE LOOKED AT OUR REMAINING TWO TIRES ON THE LEFT SIDE AND SAID WE BETTER REPLACE THEM BEFORE OUR NEXT TRIP AND THEY WERE NOT GOOD TIRES. THE BLOW OUT HAPPENED ON I-15 IN...