A sample from the products for the Alternator include: Clamp, Pcv Tube, Brush, Core Comp.,stator, Nut,flange,5mm.
The most reasonably priced component used on the Gl1500 Goldwing 1990 (l) Usa California Alternator is the Nut,flange,5mm.
On this parts fiche the Nut,flange,5mm is the most specified component.