The component with the lowest price in the REAR SWINGING ARM (PE250N) schematic is the Lock Washer.
Of all the components used in this assembly the Absorber Assembly,rear Shock is the most expensive.
Parts such as the Rear Swinging Arm (pe250n): Guide,spring, Shaft,rear Swing Arm, Washer, Buffer,chain Touch Defense are included in the Pe250 1977 (b) Usa (e03) Rear Swinging Arm (pe250n) parts fiche.