CERTAIN COOPER TRENDSETTER SE, MASTERCRAFT A/S IV, DEAN ALPHA 365 A/S, AND STARFIRE FLITE-LINE IV REPLACEMENT PASSENGER VEHICLE TIRES MANUFACTURED BETWEEN NOVEMBER 21, 2004, AND JULY 30, 2005. THE AFFECTED TIRES MAY CONTAIN AN UNAUTHORIZED MATERIAL IN THE UPPER SIDEWALL REGION OF THE TIRE. THE PRESENCE OF THIS MATERIAL MAY PRECIPITATE THE FORMATION OF SMALL, ISOLATED VOIDS WHICH COULD RESULT IN EARLY LIFE LOSS OF AIR PRESSURE. THE LOSS OF AIR PRESSURE WILL CAUSE THE TIRE TO RUN UNDER-INFLATED AND MAY RESULT IN EARLY FAILURE.