See also:

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 driv ...

System limits
Speed range Best results are achieved when using the system on well-developed roads and highways. The desired speed can be selected between 20 mph/30 km/h to 110 mph/180 km/h. The system can al ...

Features & Long-Term Ownership
Starting at $38,000, the X3 comes standard with vinyl upholstery, power front seats, automatic climate control and a dual-pane panoramic moonroof. Options include leather, heated front and rear se ...