The latest version of Williams FW31 machine also boasts unusual looking fins on either side of the cockpit. Dubbed ‘skate fins because of their resemblance to the flat fish, they are designed to improve airflow to the cars narrower and taller 2009-spec rear wing.
Williams have not won a race since the 2004 Brazilian Grand Prix, but hope the significant changes to this seasons regulations will help them improve on the eighth place they achieved in last years constructors standings.
The teams driver line-up for 2009 remains unchanged, with Germanys Nico Rosberg again joined by rising Japanese star Kazuki Nakajima.
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