sentences:  Both power sources are available to use simultaneously, with the driver then benefiting from MacPherson strut front and rear four-link suspension configuration, electromechanical speed-sensitive power steering with a low energy draw, Audi magnetic ride adaptive damping technology, and in 7.8 seconds.At the 2008 Leipzig Auto Mobil International show, Audi again presented the metroproject quattro, renamed the A1 "Project Quattro".The vehicle was designed by Audi AG Project Designer in Exterior Design Jürgen Löffler, who also presented the design during the car's Hong Kong debut.