The sub assemblies and components that make up this Speedometer include this Tachometer, the most expensive part.
The Suzuki SPEEDOMETER has thirty-four products enlisted in the schematic.
The most reasonably priced component used on the Gsxr1100 1989 (k) (e01 E02 E04 15 16 17 18 21 22 24 25 34 39 53) Speedometer is the Bulb(12v1.7w,t6.5).