See also:

2011 BMW 1 Series M Review by Joe Wiesenfelder
Based on the BMW 1 Series, the 1 Series M takes its place among M performance versions of the 3, 5 and 6 Series cars and the X5 and X6 SUVs. Though the name "M1" seems a natural, BMW use ...

Pinch protection system
If the closing force when closing the glass sunroof exceeds a certain value, the closing movement is stopped, beginning at approximately the middle of the opening in the roof, or from the tilt ...

Radio
When the same radio source is selected in the front and rear (e.g., FM/AM), the same radio station is played. Operation is the same as for the front radio. ...