The 2009 5 Series is a 4-door, 5-passenger magnificence car, comfort sports car or extravagance wagon, obtainable in 6 trims, variety from the 528i Sedan to the 550i Sedan.Ahead preface, the 528i Sedan is prepared with a standard 3.0-liter, I6, 230-horsepower engine that attains 18-mpg in the city and 28-mpg on the highway. A 6-speed physical transmission with overdrive is ordinary, and a 6-speed automatic transmission with overdrive is elective. The 550i Sedan is prepared with a standard 4.8-liter, V8, 360-horsepower engine that attains15-mpg in the city and 22-mpg on the highway. A 6-speed manual transmission with overdrive is ordinary and a 6-speed automatic transmission with overdrive is elective.