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Are Zr Tires Better Than R? [Solved]
Conclusion. ZR tires were historically known as “performance-rated tires” with a speed rating of more than 149 mph while the letter R on a tire represents both the fact that it is built with a radial construction in mind and the fact that it is speed rated for 106mph.
What Is A ZR Rated Tire?
“What Is A
What Is A Tire Speed Rating?
Exceeding your
What Does the Speed Rating Mean on Tires? | Discount Tire
So, what does the speed rating mean on