What was found
UPON TOUCH DOWN FOR LANDING, THE UPPER TORQUE LINK ATTACHMENT, ON THE LEFT MAIN LANDING GEAR BROKE AT THE CYLINDER ASSEMBLY, CAUSING THE OLEO PISTON TO FALL OUT OF THE CYLINDER. THE ATTACHMENT POINT APPEARED TO BE CRACKED PRIOR TO THE FLIGHT. RECOMMEND THAT DURING REGULAR INSPECTIONS, THE AREA BETWEEN THE (EARS) THE UPPER TORQUE LINK ATTACH POINT, BE CLEANED AND INSPECTED FOR CRACKS.