Parts such as the Speedometer-tachometer: Spacer (6.1x10x15.7), Screw, Bracket,meter, Cable Assembly,speedometer are included in the Gs500eu 1989 (k) Germany (e22) Speedometer-tachometer parts fiche.
The most reasonably priced component used on the Gs500eu 1989 (k) Germany (e22) Speedometer-tachometer is the Bulb(12v3.4w,t10).
With a quantity of five pieces, the Bulb(12v3.4w,t10) is the most used part in the SPEEDOMETER-TACHOMETER diagram.