39,0mm / 50cc | Aprilia Scarabeo 4T / Sportcity 4T - Derbi Atlantis 4T / Boulevard 4T - Iteljet Jet Set 4T / Torpedo 4T - Piaggio Fly 4T / Liberty 4T / Zip 4T - Vespa ET4 / LX / S / Primavera 4T 2V / Sprint 4T 2V
39,0mm / 50cc | Aprilia Scarabeo 4T / Sportcity 4T - Derbi Atlantis 4T / Boulevard 4T - Iteljet Jet Set 4T / Torpedo 4T - Piaggio Fly 4T / Liberty 4T / Zip 4T - Vespa ET4 / LX / S / Primavera 4T 2V / Sprint 4T 2V