On this parts fiche the Cushion,headlamp Bracket is the most specified component.
The most expensive part in this assembly is the Stem,steering.
The twenty-six Gs500e 1991 (m) (e01 E02 E04 E15 E16 E17 E21 E22 E24 E25 E34 E39 Steering Stem component parts are all listed in this schematic.