As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
1) PILOT REPORTED BANG FOLLOWED BY AIRCRAFT VIBRATION, NO CAUTION LIGHT ILLUMINATED. PILOT MADE PRECAUTIONARY LANDING. 2) MAINTENANCE FOUND LARGE PIECE OF METAL ON CHIP DETECTOR STANDING UP TOO LARGE TO FALL OVER AND BRIDGE GAP ON CHIP DETECTOR. 3) TRANSMISSION REMOVED, GEAR PN 369D2512711 SER NR 0055701092 FOUND TO HAVE A TOOTH BROKEN OFF, MFG HAS TAKEN GEAR TO PERFORM HARDNESS TEST.