Mazda CX-9 Owners Manual: Customer Assistance

Customer Information and Reporting Safety Defects

Customer Assistance (U.S.A.)

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Mazda CX-9 Owners Manual > Customer Information and Reporting Safety Defects: Uniform Tire Quality Grading System (UTQGS)
Uniform Tire Quality Grading System (UTQGS) This information relates to the tire grading system developed by the U.S. National Highway Traffic Safety Administration for grading tires by tread wear, traction, and temperature performance. Tread Wear The tread wear grade is a comparative rating based o ...