Compatible with models:

Piaggio Vespa (Largeframe and Smallframe):
Vespa 50 FL2
Vespa PK 50 S Automatica (1984–1989)
Vespa PK 125 / PK 125 S (1982–1984) / PK 125 XL
Vespa PX 80, 125, 150, 200 (PE, Arcobaleno, P200E, PXE, T5, 30 Anni, and subsequent editions up to 2017)
Vespa Cosa (all versions)

Other Piaggio vehicles:
Ape 50 / Ape Mix 2T