The most reasonably priced component used on the 50thp 1991 Optional Parts Gauges & Component Parts 1 is the Clamp (6e5).
The Yamaha OPTIONAL PARTS GAUGES & COMPONENT PARTS 1 has twenty-four products enlisted in the schematic.
Of all the components used in this assembly the Speedometer Assy(km/h,mph,max5 is the most expensive.