Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. The Volkswagen Group B platform is a mid-size automobile platform from the Volkswagen Group. It has been used for saloon cars/sedans, estate cars/station wagon, and coupés - under the Volkswagen Passenger Cars, Audi, SEAT and koda marques over the years.Volkswagen Group now uses a revised platform naming system. Under this system, a platform code is composed as follows: 1974-1988. An Audi derived platform, the first Volkswagen Passat was nearly identical to the Audi 80 (Audi Fox in US), sharing much of its mechanical systems, including its longitudinal engine placement.