PE00 020; CONSUMER WAS TRAVELING ABOUT 65MPH ON HIGHWAY AND VEHICLE WAS VIBRATING. SHE WAS ABLE TO PULL OVER TO THE SHOULDER, AND NOTICED THAT RIGHT REAR TIRE TREAD SEPARATED FROM RIM. FIRESTONE AFFINITY T2 26695GXBM10757-3, THERE WERE NO INJURIES.*AK DOT#W2MWAAA318 SIZE P21560R15. *SLC