As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MQT - AFTER LANDING AT ORD, THE PILOT REPORTED THE GEAR MADE A LOUD BANG NOISE WHEN IT WAS LOWERED. MAINTENANCE INSPECTED THE GEAR AND FOUND THE RIGHT GEAR ACTUATOR BRACKET LOWER BOLTS HAD SHEARED AND THE BRACKET WAS PULLED FROM THE FUSELAGE. THE GEAR WAS PINNED AND FERRIED TO MQT. MQT MAINTENANCE INSTALLED A NEW BRACKET AFTER SPOT FACING IAW SB ATR42-5300-0045. THE GEAR RETRACTION CHECK WAS SATISFACTORY. THE AIRCRAFT WAS RETURNED TO SERVICE. (M)