NHTSA Complaint #10276525 — 1998 FORD F-150

1. PURCHASED AND INSTALLED A REPLACEMENT FRONT LEFT BRAKE ROTOR INCLUDING WHEEL STUDS FOR A 1998 FORD F-150 2 WH DRIVE TRUCK V6. PURCHASED FROM ADVANCED AUTO PARTS, PART NAME WEAREVER BRAKE ROTORYH145240, 41801 00563 6. INCLUDED STUDS ON ROTOR ARE IDENTIFIED ON HEAD W726, THEY ARE 12 MILLIMETER THREADS AND APPROXIMATELY 2.25" LONG. 2. FAILURE, WHILE INSTALLING WHEEL TWO STUDS SNAPPED AND BROKE IN TWO AT JUST 60 FOOT POUNDS TORQUE. NUTS WERE TIGHTENED WITH A TORQUE WHENCH IN PROPER SEQUENCE. OBSERVED BOTH STUDS BROKE AT APPROXIMATELY 1.1" FROM TOP OF HEAD OF STUD AND THERE APPEARS TO BE A CAVITY (VOID) OF ABOUT 75% OF THE STEEL FROM THE CENTER OUT WITH ONLY THE RIM (NEAR THREADS) WITH SOLID METAL. 3. REMOVED AND REPLACED BROKEN STUDS WITH THE ORIGINAL EQUIPMENT STUDS FROM THE OLD ROTOR. THE DEFECTIVE STUDS ARE SECURED AND AVAILABLE. *TR