BMW 6 Series refers to two generations of automobile from BMW, both being based on their contemporary 5 Series sedans. The first was the E24, launched in 1976 to replace the 3.0CS & 3.0CSi (E9). The BMW 6 Series returned in 2003 after a 15-year absence from BMW's model lineup. That year, BMW released the all new E63/E64 which was available as a coupé and convertible. Models were the 645ci (later replaced with the 650i) and the 630i. The highest performance 6 series is the BMW M6. The third generation F12 and F13 6 series is scheduled for 2011.
Characteristics. Body : length/width/height – cm (in) : 475/172/136 (187/67.7/53.5); wheelbase : 263 cm (103.5 in); weight : 1515 kg (3344 lbs). Engine : front-mounted 6 cylinders 3430 cc 5-speed gearbox, manual; transmission : driving rear wheels; power : 240 bhp @ 6000 rpm. Top speed : 240 km/h (162 mph).