PE00020, AFTERMAKET TIRE WITH ABOUT 20,000, DAYTON, TIMBERLINE AT, TIRE SIZE 32X11.5OR15LT, DOT VDY10T229. FRONT PASSENGER'S TIRE TREAD SEPARATED WHICH ALMOST CAUSED A CRASH. ON SEPT 14, 1999, REAR DRIVER'S TIRE TREAD SEPARATED WHICH CAUSED DAMAGE TO VEHICLE AND CAUSED A CRASH. PLEASE PROVIDE FURTHER INFORMATION. *AK