Z Speed Rating

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Z Speed Rating
Related Categories: 91w | Tire Psi Chart | Speed Rating | 225 45zr17 | Q Speed Rating | Speed Rating Letters | High Speed | Z Rated Tires | Lower Speed Rating | R Speed Rating
  • Understanding Speed Ratings

  • …168 mph, 270 km/h maximum speed. You can learn more about speed rating and the other letters and numbers on the sidewall of your tire in "How to Read Speed Rating, Load Index & Service Descriptions." Disclaimer: It is important to note that speed ratings only apply to tires that have…

  • Related Products: 91w | Speed Rating | 225 45zr17
  • Speed Rating. Why is it Important?

  • Speed ratings are as follows: S: 112 mph T: 118 mph U: 124 mph H: 130 mph V: 149 mph Z: Was the highest rating in the 1980s at 150 + mph With the advent of new sports cars that well exceeded the 150 mph barrier, the tire industry adopted a few new speed ratings: W: 168 mph Y: 186 mph Every tire that…

  • Review of: Sumitomo HTR Z III

  • …wear rate of 30k miles, and just superb dry performance while maintaining excellent performance in the wet as well. I never had a single traction issue, even when it as pouring rain and I had to get home. I never hydroplaned in these, I was able to maintain grip in the wet and dry to speeds that…

  • Review of: Sumitomo HTR Z III

  • …wear rate of 30k miles, and just superb dry performance while maintaining excellent performance in the wet as well. I never had a single traction issue, even when it as pouring rain and I had to get home. I never hydroplaned in these, I was able to maintain grip in the wet and dry to speeds that…

  • Related Products: Z Rated
  • Review of: Sumitomo HTR Z III

  • …wear rate of 30k miles, and just superb dry performance while maintaining excellent performance in the wet as well. I never had a single traction issue, even when it as pouring rain and I had to get home. I never hydroplaned in these, I was able to maintain grip in the wet and dry to speeds that…


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