The Headlight/speedometer (1) assembly is constructed from several parts from which the Spdmt. Assy.(kph) is the most expensive.
The component with the lowest price in the HEADLIGHT/SPEEDOMETER (1) schematic is the Screw,head Light.
Some items from this specific schematic: Bulb,headlight 6v 25/25w Stanley Px15d, Headlight Assy., Socket,neutral, Socket Assy.,head.