See also:

Remove attached parts following use
Remove auxiliary mirrors, roof or rear luggage racks which are no longer required following use. Attached parts on the vehicle impair the aerodynamics and increase the fuel consumption. ...

BMW Maintenance System
The maintenance system directs you to required maintenance measures and thereby supports you in maintaining road safety and the operational reliability of the vehicle. ...

Perfect handling: high-quality suspension technology, even weight distribution and improved stability control
The new BMW 1-Series boasts best-in-class suspension technology, with a double-joint cross-strut front axle with McPherson struts and sway bars, and a five-link rear axle. The high aluminium conte ...