PK50 XL/Rush/Plurimatic, 
rear light socket: Ba15s, 
brake light socket: Ba15s, 
w/o...

Pls specify the model of your Vespa on finalising the...

Vespa 50-125/PV/ET3

/PK/S/XL/XL2/125 GT-TS/150
GL/GS VS5T/Sprint/V/T4/Rally
/PX/PE/Lusso/T5, 
2.10-10", oPEN, WHITE

Vespa 50-125/PV/ET3/PK50/S/XL(I) 8 teeth, connection: 2,7mm, measure for square speedometer...

Left/Right

Vespa PK/S/XL/Automatica/Plurimatic, plastic, black

Vespa PK/S/XL/N/FL/HP/ Rush/XL2/Elestart

Vespa PK50/S/XL/Rush (I), Bravo/SI/Ciao 3 connections 

...