NHTSA Complaint #10351578 — 2005 TN TRAILERS TALON

CARLISLE TIRE, ST215/75R14 MOUNTED AS A FACTORY INSTALLED SPARE ON A TENNESSEE BRAND BOAT TRAILER. TIRE HAS NEVER BEEN USED, ALWAYS AS A SPARE. ON 8/14/10, OBSERVED A "BLISTER" HAD DEVELOPED AT THE TIRE SHOULDER (WHERE TREAD MEETS SIDEWALL). ON 8/21/10, A BELT SEPARATED FROM THE TIRE RESULTING IN THE TREAD AND BELT PEELING FROM THE TIRE (TREAD SEPARATION). THERE IS A 6" WEDGE OF BELT STICKING STRAIGHT OUT OF THE TIRE WHERE THE TREAD SPLIT, AND APPROX. 12" OF TREAD HAS DETACHED FROM THE TIRE. I HAVE NEVER WITNESSED A TREAD SEPARATION FAILURE LIKE THIS ON A TIRE THAT WAS A DEDICATED SPARE AND HAS NEVER BEEN USED. FOR REFERENCE: TRAILER IS IN A GARAGE NOV-MAR. IT IS OUTDOORS AND EXPOSED TO ELEMENTS APR-OCT. TIRE PRESSURE CHECKED MONTHLY, AND ALWAYS BEFORE TRIPS. *TR