With three applications this Bulb(6v/3w) is the most specified part.
Parts such as the Speedometer (uc, Un): Bracket, Reflector,pilot Lamp, Case, Bulb(6v1.7w,stanley,a61a) are included in the Gp100 1979 (n) (e01 E02 E06 E13 E14 E24 E30) Speedometer (uc, Un) parts fiche.