The rear-wheel drive 328i is available in coupe, sedan, wagon and cabriolet bodies, while the xDrive all-wheel drive system is available in coupe and wagon only. Power is provided by a 3.0-liter inline six-cylinder engine that puts out 230 horsepower and 200 pound-feet of torque. A six-speed manual transmission is standard on all variations, with a six-speed automatic transmission optional. Standard safety features include six airbags, four-wheel anti-lock disc brakes with adaptive brakelights, traction and stability control, active anti-whiplash head restraints, as well as automatic pop-up roll-over protection on the convertible. For 2012, the coupe, wagon and cabriolet remain unchanged, the sedan will be completely redesigned and launched later in the model year. The new sedan will be powered by a 240-hp 2.0-liter turbo four-cylinder engine with an eight-speed automatic.