Minimum tread depth

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:
Tire size
Example: 255/55 R 19 107 V
255: nominal width in mm
55: aspect ratio in %
R: radial tire code
19: rim diameter in inches
107: load rating, not for ZR tires
V: speed rating, before the R on ZR ti ...
Lane departure warning
The concept
Starting at a specific speed, this system alerts
you when the vehicle on streets with lane markings
is about to leave the lane. Depending on the
country-specific version of the vehicle ...
Communication
All of the options available to you for mobile
communication with family, friends, business
partners, and service providers are described in
this chapter. ...
