The component with the lowest price in the SPEEDOMETER / TACHOMETER schematic is the Washer,plain,5mm.
The Speedometer / Tachometer is made up of components including this Tachometer Assy. which is the most expensive.
Parts such as the Speedometer / Tachometer: Cable Assy,tach., Bulb, Dash, Cable,speedometer, Tachometer Assy. are included in the Cbx1000 Supersport 1981 (b) Usa Speedometer / Tachometer parts fiche.