What was found
UPON PRE-FLIGHT INSPECTIONS THE PILOTS REPORTED THAT THE NR 4 MAIN LANDING GEAR WHEEL ASSEMBLY WAS MISSING. (NOTE: THE LANDING GEAR WAS ALSO REMOVED AND REPLACED DUE TO DAMAGE TO THE AXLE ASSEMBLY AND THE BRAKES PRECAUTIONARY). MAINTENANCE REPLACED THE NR 3 MLG WHEEL ASSEMBLEY AND INSTALLED A NR 4 MAIN LANDING GEAR WHEEL I.A.W. TASKCARD 1900-3240.01 REV.3. MAINTENANCE HAD ADDITIONALLY PERFOMRED A VISUAL INSPECTION OF THE RT MLG ASSY AND PERFORMED GEAR SWINGS IAW AIM 10. 32-01. MX R & R RT MLG ASSY DUE TO DAMAGE IAW TASK 1900-3210.00 OPERATIONAL CHECKS WERE NORMAL. RII INSPECTION WAS SATISFACTORY FOR RT MLG REPLACEMENT IAW TC 4.3.6 4.3.8 . 1900-3240.00 AND 1900-3260.05