A BMW M635CSi is a rare car, of course. Only 4000 or so were built, and Herbert reckons that fewer than half a dozen of the ...

The 2019 BMW 6 Series 640i xDrive Gran Turismo is equipped with a[n]Gasoline 3.0L I-6 engine that can produce up to 335 hp @ 5500 rpm horsepower and a maximum torque of 330 lb-ft @ 1380 rpm.

Prices shown for the used 2006 BMW 6 Series Convertible 2D 650Ci with NaN miles are what people paid to buy this vehicle or what people received when trading in this vehicle at a dealer. Edit options.

The BMW 6 Series Gran Turismo includes twin front, side and curtain airbags, as well as one for the driver’s knees, and there are Isofix child seat mounts on the two outer rear pews. BMW also provides ...