1989 Honda FL400R Pilot Service Manual, Page 173Get this manual
REAR WHEELSUSPENSIONDRIVE SHAFT Remove the radius rod-ta-frame bolt while pulling the center body cover out
UPPER ARM INSPECTION
Check the upper arm for cracks or damageCheck the collars, dust seals and spherical bearings for wear
or damage
SPHERICAL BEARING REPLACEMENT
Remove the collars and dust seals