Vespa ETThe Vespa ET 2, 4 is a range of scooters manufactured by Piaggio under the Vespa brand.HistoryThe Vespa ET was first presented in 1996 in Cologne as the 50th Anniversary model in a 50cc two stroke model and a 125cc with a 4-cylinder engine which had previously been utilised by Piaggio in their Sfera scooter. The Vespa was built with a rear drum brake and front disc brake, a single-cylinder air cooled engine. It was distributed as Vespa ET2 50cc and as Vespa Et4 125cc in 1999 at the milan show a second series of 125cc was presented. Additionally a 150cc version which allowed access to highways in Italy was introduced.