Parts such as the Taillight: Nut,flange,6mm, Rubber, Cushion, Bulb,tail Light, Bolt,hex.,5x12 are included in the Gb500 Touristtrophy 1990 (l) Usa California Taillight parts fiche.
The most reasonably priced component used on the Gb500 Touristtrophy 1990 (l) Usa California Taillight is the Bolt,hex.,5x12.
With a quantity of three pieces, the Rubber, Cushion is the most used part in the TAILLIGHT diagram.