Some items from this specific schematic: Dowel,pin,8x14, Cover Comp.,trans, Bolt,flange,6x16, Bolt,sealing,20mm.
This Transmission Cover diagram displays the required parts for the Gl1500a Goldwing Aspencade 1991 (m) Usa California Transmission Cover.
Of all the components used in this assembly the Cover Comp.,trans is the most expensive.