See also:

Thigh support
Pull the lever at the front of the seat and adjust the thigh support. ...

Comfort position
In the comfort position, the roof is not fully open. This reduces wind noise in the passenger compartment. Every time the glass sunroof is opened or closed completely, it stops in the comfort p ...

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 ...