Transport Canada CF-2023-32

Requires the replacement of the trailing arm bushings and installation of new dynamic joint components for the main landing gear shock strut assembly to trailing-arm assembly joint as terminating action to the requirements of AD CF-2020-54R1, which mandated more frequent repetitive lubrication and repetitive detailed visual inspection of the main landing gear shock strut lower pin. Prompted by multiple reports of main landing gear shock strut lower pin part number being found cracked in service.