General Motors introduced the sedan version of the Opel Astra at this months international auto show in Leipzig, Germany. The car will go on sale in September. At 4250mm long, the sedan is 140mm longer than the three- and five-door Astra. It shares the same wheelbase of 2610mm. The car will be offered with six different engines - gasoline engines with 75hp, 100hp, 115hp and 135hp, and turbodiesel engines with 68hp and 82hp. The price will be around DM27,500 ($14,600).