See also:

Overview of Tire Quality GradingStandards
The Uniform Tire Quality Grading is a U.S. Government requirement. Their purpose is to provide drivers with consistent and reliable information regarding tire performance. Tire manufacturers a ...

Under the Hood
Depending on the model, there are two engine options that can be teamed with a five- or seven-speed automatic transmission. G550's V-8 produces 382 horsepower and 391 pounds-feet of torque and tea ...

Tire size designation, load-bearing capacity and speed rating
1. Tire width 2. Nominal aspect ratio in % 3. Tire code 4. Rim diameter 5. Load bearing index 6. Speed rating Tire data is vehicle-specific and may deviate from the data in th ...