Some items from this specific schematic: R/brg Tap N/com, Screw-wash.,5x12, Socket Bokt,10x25, Plate,angle Senso.
The most reasonably priced component used on the Gl1500se Goldwing Special Edition 1998 (w) Germany / Kph Steering Stem is the Screw-wash,5x16.
On this parts fiche the Socket Bokt,10x25 is the most specified component.