fifteen components are shown in this Zx550a6 Gpz550 1989 Fg Taillight(s) exploded diagram.
Some items from this specific schematic: Lamp-tail, Nut,flanged,6mm, Body-comp-tail Lamp, Bolt,6x30.
The most reasonably priced component used on the Zx550a6 Gpz550 1989 Fg Taillight(s) is the Nut,flanged,6mm.