As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT CREW REPORTED NOSE WHEEL VIBRATION ON GEAR RETRACTION. FOUND NOSE WHEEL LT BEARING AND SLEEVE DAMAGED. REMOVED SLEEVE AND INSPECTED AXLE FOR DAMAGE. NO DAMAGE NOTED. INSTALLED SERVICEABLE AXLE SLEEVE AT LT POSITION PER AMM 32-41-12-000-002 AND 32-41-12-400-002. REMOVED AND INSTALLED BOTH NOSE WHEEL ASSY'S FOR PRECAUTIONARY PER AMM 32-41-12-401 AND 32-41-12-401. TORQUE AND SPIN CHECK GOOD. NO DEFECTS NOTED.