The Audi A4 is
a line of compact executive cars produced by the German car
manufacturer Audi.
The A4 has been built in five
generations and is based on the Volkswagen Group B platform. The Audi
A4 automobile layout consists of a front engine design,
with trans-axle type transmissions mounted at the rear of the
engine. The cars are front-wheel drive, or on some models, Quattro all-wheel drive. The A4 Allroad Quattro features a wider track, increased ground
clearance, Quattro permanent four wheel drive, a distinctive radiator
grille, stainless steel under body guards and roof rails.