As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB IN A RT TURN, FELT ACFT SHUDDER LIKE HITTING POTHOLE. CABIN NOISE CONSISTENT WITH CARGO SHIFT, BETWEEN DOOR 3 & 4. ENSUING TURNS & PITCH CHANGES DID NOT HAVE SAME ISSUE. ONLY HAPPENED ONCE, NORMAL AT THIS TIME. ACFT ARRIVED WITH RT BODY FAIRING PANEL 198AR MISSING. ACCOMPLISHED INTERIM REPAIR TO PANEL ASSEMBLY IAW ECRA 5360-01428. INSPECTED CARGO AREA FOR ANY DAMAGE, NONE NOTED.