As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) ON LANDING I HEARD A FAINT CRACKING SOUND, AS I TAXIIED OF THE RUNWAY. THE LT WING THEN DROPPED ABOUT 18 INCHES BEFORE COMING TO A STOP. THE WING ENGINE DID NOT TOUCH THE GROUND. THIS WAS OUR SECOND SKI TRIP OF THE DAY. UPON CHECKING WE DISCOVERED THE LT GEARBOX CRACKED.