PE 00 020/TIRE TREAD SEPARATION: RIGHT REAR TIRE EXPERIENCED A TREAD SEPARATION. ALSO CAUSED VEHICLE TO OVERTURN, AND EJECT FOUR PASSENGERS. THERE WAS ONE FATALITY, TWO SEVERE INJURIES, AND ONE MODERATE INJURY IN A 1996, FORD, EXPLORER, AFTERMARKET EQUIPMENT INSTALL APPROX. 62,000 MILES, P255/70R16, DOT# UNAVAILABLE. FEEL FREE TO PROVIDE ANY FURTHER DETAILS. *AK