BMW's desire to compete in every conceivable luxury-market niche has moved up a gear with the unveiling of the 5-series GT, a car known until now by its working title, the Progressive Activity Sedan ...
After a sluggish first few months for the 5-series GT crossover, BMW executives admit they may have missed the model mix. At launch, the 550 GT was available only with rear-wheel drive and a V-8 ...