This brake switch is among the most widely used by Piaggio. Chances are if the switch you need looks like the photo above, this is the correct switch.    

 

For Aprilia: 

'03-'06 Atlantic 200

'01-'04 Atlantic 500

'09-'16 Dorsoduro 750

'18-'19 Dorsoduro 900

'03-'07 Mojito 150

'99-'04 Mojito 50 Custom/Retro

'08-'15 Mana, Mana GT

'95-'04 Rally 50

'99-'10 RS125

'07-'15 Shiver 750

'18-'19 Shiver 900

'06-'08 SportCity 250

'08-'12 SportCity Cube 250/300

'97-'00 SR50 Carb

'00-'14 SR50 Ditech, SR50 Factory

'06-'11 Scarabeo 100 

'99-'04 Scarabeo 150

'07-'11 Scarabeo 200

'03-'06 Scarabeo 500

'06-'11 Scarabeo 500

'99-'05 Scarabeo 50 2t

'01-'04 Scarabeo 50 Ditech

'06-'11 Scarabeo 50 4T

For Vespa:

'14-'19 GTS 300 ABS, GTS 300 Super ABS

'10-'19 GTV 300, GTV 300 ABS (including Sei Giorni)

'07-'14 LX 150

'10-'14 LX 50 4V

'09-'16 LXV 150

'09-'13 S 150

Primavera 150

Primavera 50

Sprint 150

Sprint 

For Piaggio:

'18-'19 Liberty 150, Liberty 150 S

'18-'19 Liberty 50

'10-'11 MP3 250

'09-'11 MP3 400

'16-'18 MP3 500 ABS Sport/Business