Microsoft today announced that a Project Gotham Racing 4 demo is now available on Xbox Live, with the game hitting the shelves this Friday, October 12th. The demo comes with an exclusive Nurburgring track as well as unique PGR Arcade Events, two bikes and three cars. Project Gotham Racing 4 features a dramatic new weather system, revamped career mode, revised Kudos system, new tracks and locations as well as the world’s most iconic vehicles. For the first time in PGR history, drivers will have the option of racing a variety of motorcycles from top manufacturers, such as Ducati, BMW and Honda. Whether on two wheels or four, players must perform daring and stylistic moves to win over their fans, who will cheer them on as they follow their road to racing notoriety.