The most reasonably priced component used on the Gs500e 1996 (t) (e02 E04 E18 E22 E24 E25 E34) Speedometer-tachometer is the Bulb(12v3.4w,t10).
The Speedometer-tachometer is made up of components including this Speedometer(kilo) (e28) which is the most expensive.
This part-list fiche shows all the components that make up the Gs500e 1996 (t) (e02 E04 E18 E22 E24 E25 E34) Speedometer-tachometer .