Department Of Transportation Uniform Tire Quality Grades

The following tire grading categories were established by the National Highway Traffic Safety Administration. The specific grade rating assigned by the tire’s manufacturer in each category is shown on the sidewall of the tires on your vehicle.

All passenger car tires must conform to Federal safety requirements in addition to these grades.

See also:

Under the Hood
Four-cylinder and V-6 engines are available for the Liberty. A 150-horsepower, 2.4-liter Power Tech four-cylinder is standard in the Sport model. A 210-hp, 3.7-liter V-6 produces 235 pounds-feet o ...

Headlights With Wipers (Available With Automatic Headlights Only)
When this feature is active, the headlights will turn on approximately 10 seconds after the wipers are turned on if the multifunction lever is placed in the AUTO position. In addition, the headli ...

Loading
The actual total weight and the weight of the front and rear of your vehicle at the ground can best be determined by weighing it when it is loaded and ready for operation. The entire vehicle shou ...