Piaggio Vespa Episode: 1.01
It's a recent version of a Piaggio Vespa. It's hard to define exactly. I will say so too. Why isn't the 1991-93 Opel Omega listed?
Because it is Missing
Piaggio Vespa LX Episode: 1.01
2009 Piaggio Vespa LX. The location is the Trevi Fountain.
The background is definitely CGI
Ducati Monster 900 Episode: 1.02
Ducati Monster 900.
Aprilia Pegaso 650 Episode: 1.05
Yamaha DTR 125?
I think it's a 2000 Aprilia Pegaso 650. Link to "www.bikez.com"