See also:

Summer tires
 - Optionally, tires with a maximum speed of over 149 mph (240 km/h) may have "ZR" in the size description depending on the manufacturer (e.g. 245/40 ZR 18). The service specif ...

General notes
USA only: This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: 1. This device may not cause harmful interference, and 2. this device mus ...

General notes
Read this section carefully before driving your vehicle off-road. Practice by driving over more gentle off-road terrain first. Familiarize yourself with the characteristics of your vehicle and the ...