The British coach builder Bentley Motors had a few surprises in store for the crowd at the 2010 North American International Auto Show in Detroit when they presented the all new Bentley Mulsanne->ke3495 and 'Series 51' designer edition Continental GTC convertible. The first new car show of the season marks the North American car show debut for the flagship Mulsanne, claimed to be the pinnacle of luxury, the all new Bentley made a resounding world debut at the 2009 Pebble Beach Concours, drawing the attention from the throngs of spectators who were in attendance to witness the unveiling of the luxury limousine that has been named after the infamous 250 MPH back straight at Le Mans, which will be arriving in showrooms in the fall.

Meanwhile the special edition Series 51 that was previewed in Frankfurt is still wowing audiences on this side of the pond with its virtually bespoke vehicle experience due to the infinite configuration combination that are available through Bentley's extensive color and trim catalog that promises to make owners feel unique. Form the looks of things both new cars are sure to be hit here in the U.S.

Video after the jump.