The Taillight assembly is constructed from several parts from which the Light Assy,tail is the most expensive.
Some items from this specific schematic: Bulb, Light, Light Assy,tail, Screw.tapping.4x3, Brkt,number Plate.
This schematic depicts all components used in the Gl1500c Valkyrie 1998 (w) Usa California Taillight partslist.