Some items from this specific schematic: Washer-spring,6mm, Damper,tail Lamp, Lens,tail Lamp,220-40, Bulb,12v 32/3cp.
The sub assemblies and components that make up this Taillight include this Lamp-tail,220-40896, the most expensive part.
The component with the lowest price in the TAILLIGHT schematic is the Washer-spring,6mm.