414 IF YOU NEED CONSUMER ASSISTANCE
Department Of Transportation Uniform Tire
Quality Grades . . . . . . . . . . . . . . . . . . . . . . . . 421
Treadwear . . . . . . . . . . . . . . . . . . . . . . . . . 421
Traction Grades . . . . . . . . . . . . . . . . . . . . . 421
Temperature Grades . . . . . . . . . . . . . . . . . . 422