With a quantity of seven pieces, the Bolt,flange,6x32 is the most used part in the REAR COVER diagram.
Parts such as the Rear Cover: Dowel,pin,10x16, Switch,neutral, Oring,27.5mm, Gasket,rr.cover are included in the Gl500 Silverwing 1982 (c) Usa Rear Cover parts fiche.
The most reasonably priced component used on the Gl500 Silverwing 1982 (c) Usa Rear Cover is the Nut Hex 4mm.