Z Rated

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Z Rated
Related Categories: Z Speed Rating | Zr Speed Rated | What Does Z Mean On The Tires | Sumitomo Reviews | Z Rated Tires | Speed Rating Letters | 91w | Zr Meaning | Longest Wearing Tires | Best Z Rated Tires
  • What Does "ZR" Mean?

  • rating make up what is called the service description. Anything rated for more than 149 mph is considered a Z-speed rated tire and sometimes the manufacturer will stick the "Z" in the size right before the "R" to denote a Z-speed rated tire. Not all Z-speed rated tires have a Z

  • Understanding Speed Ratings

  • …example, the "Z" in 245/45ZR17 or the "H" in 205/55R16 89H. This letter is the speed rating of the tire. Tires are tested in laboratory conditions under load by tire manufacturers to determine the maximum speed capability of the tire. Shown below is what the speed rating letter…

  • Hankook Ventus V12 Evo Defeated by Sumitomo HTR Z III

  • …and Track Ratings: (Higher number is better) Hankook Ventus V12 Evo 6.83 Sumitomo HTR Z III 7.16 Overall Road Rating: Hankook Ventus V12 Evo 6.54 Sumitomo HTR Z III 6.78 Dry Track Test Overall Rating: Hankook Ventus V12 Evo 7.40 Sumitomo HTR Z III 8.03 Wet Track Test Overall Rating: Hankook Ventus…

  • Related Products: Best Z Rated Tires

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