Compatible with models:

Vespa PX:
Vespa PX 125 (including PX 125 E, PX 125 30th Anniversary, PX 125 EU-Asia)
Vespa PX 150 (including PX 150 E, PX 150 EU-Asia)
Vespa PX 200 (including PX 200 E)
Vespa P 125 X / P 150 X / P 200 E
Vespa PXE / PX 98 / MY (up to the recent 2011–2017 models)
Other classic Vespa Largeframe models:
Vespa Sprint
Vespa Rally (180 / 200)
Vespa TS
Vespa T5
Vespa GTR