Tire tread
Summer tires
Do not drive with a tire tread depth of less than 0.12 in/3 mm.
There is an increased danger of hydroplaning if the tread depth is less than 0.12 in/3 mm.
Winter tires
Do not drive with a tire tread depth of less than 0.16 in/4 mm.
Below a tread depth of 0.16 in/4 mm, tires are less suitable for winter operation.
Minimum tread depth

Wear indicators are distributed around the tire's circumference and have the legally required minimum height of 0.063 in/1.6 mm.
They are marked on the side of the tire with TWI, Tread Wear Indicator.
See also:
Vehicle equipment
All standard, country-specific and optional
equipment that is offered in the model series is
described in this chapter. Therefore, equipment
is also described that is not available in a vehicle,
e ...
World firsts
The BMW 7-Series' drivetrain superiority is reinforced with a plethora of
automotive firsts. All BMW 7-Series can now be specified with the world's first
Head-up Display incorporating a speed limi ...
Safety switch
The safety switch in the driver's door can be
used to prevent children, for example, from
opening and closing the rear windows using the
switches in the rear.
Switching on and off
Press the butt ...
