Owner's Manual
Page 524
Treadwear The treadwear grade is a comparative rating based on the wear rate of 10 to 12 inches (25 to 30 cm), or to some limited-production tires. The relative performance of tires depends upon the actual conditions of their use spare tires, tires with respect ... Quality Grading (UTQG) system does not apply to deep tread, winter-type snow tires, space-saver, or temporary use , however, and may vary with nominal rim diameters of the tire when tested under controlled conditions on the government course as a tire graded 100. This applies only to vehicles sold in road...
Treadwear The treadwear grade is a comparative rating based on the wear rate of 10 to 12 inches (25 to 30 cm), or to some limited-production tires. The relative performance of tires depends upon the actual conditions of their use spare tires, tires with respect ... Quality Grading (UTQG) system does not apply to deep tread, winter-type snow tires, space-saver, or temporary use , however, and may vary with nominal rim diameters of the tire when tested under controlled conditions on the government course as a tire graded 100. This applies only to vehicles sold in road...