Compatible with models:

Vespa Classiche e Moderne (Smallframe e Largeframe):
Vespa 50 / 90 / 125 (N, L, R, Special, Primavera, ET3)
Vespa PX, PK, Cosa, Rally
Vespa GS 160, Vespa FL 50/125
Vespa LX (es. LX 4T 3V IE / Touring 125)