See also:

Aerodynamic optimisation of underside panelling
As the excellent drag coefficient (cd = 0.26) would suggest, the aerodynamics of the new BMW 3-Series have been intensively honed in a state-of-the-art wind tunnel. The optimised aerodynamics also ...

The concept
Two radar sensors below the rear bumper monitor the area behind and next to the vehicle at speeds above approx. 30 mph/50 km/h. The system indicates whether there are vehicles in the blind sp ...

Specifying the street
If the system does not recognize the street, one of the following pieces of information is displayed: ▷ A street name in the vicinity. ▷ The county. ▷ The coordinates of the des ...