See also:

Front head restraints
Correctly adjusted head restraint A correctly adjusted head restraint reduces the risk of injury to cervical vertebrae in the event of an accident. Adjusting the head restraint Correctly adjus ...

At a glance
These overviews of buttons, switches and displays are intended to familiarize you with your vehicle. You will also become quickly acquainted with the available control concepts and options. ...

Under the Hood
The 640i is powered by a 315-horsepower, turbocharged 3.0-liter six-cylinder engine. Its peak torque rating is 332 pounds-feet. BMW cites a zero to 60 mph time of 5.5 seconds for both the coupe an ...