The Spring, Reflector Set is the most widely applied product in the DT100 1980 (A) USA HEADLIGHT DT100G ( three times ).
Parts such as the Headlight Dt100g: Cover, Fitting, Bolt (1m1), Head Lamp Unit Assy, Washer(526) are included in the Dt100 1980 (a) Usa Headlight Dt100g parts fiche.
The component with the lowest price in the HEADLIGHT DT100G schematic is the Ybs67-8 Washer, Spring.