The Headlamp (gs1000ec is made up of components including this Lamp Unit which is the most expensive.
A sample from the products for the Headlamp (gs1000ec include: Ring,headlamp Unit, Spacer, Screw, Cushion.
The twenty-five Gs1000en 1979 (n) Usa (e03) Headlamp (gs1000ec component parts are all listed in this schematic.