Z Speed Rating

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Z Speed Rating
Related Categories: Z Rated Tires | Zr Speed Rated | Speed Rating Chart | Best Z Rated Tires | Zr Rating | What Does Z Mean On The Tires | H Speed Rating | H V T Rating | Speed Rating Letters | Load Index

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  • Understanding Speed Ratings

  • …means? For 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 equates to in MPH…

  • What Does "ZR" Mean?

  • speed rated tire. Not all Z-speed rated tires have a Z listed on the sidewall in this manner because it is not mandatory. The service description is more specific about the speed rating, so putting the Z in the size is mainly just an aesthetic choice. W and Y speed ratings are both rated for higher speeds

  • Sumitomo Tires

  • …High Performance All-Season HTR A/S P01 (W-Speed Rated) (204) HTR A/S P02 (W-Speed Rated) (2) High Performance All-Season HTR A/S P01 (H- or V-Speed Rated) (305) HTR A/S P02 (H- or V-Speed Rated) (2) Standard Touring All-Season HTR Enhance L/X (T-Speed Rated) (6) HTR T4 (81) Touring LS T (69) Grand Touring…

  • Review of: Continental ContiSportContact

  • …previous Pilot Sports but not by a great amount. They have superb grip in the rain, I have been through deep puddles on the highway way at highway speeds and not hydroplaned significantly. In the dry the have fantastic grip. Here in colorado we have great canyon roads to drive on in the mountains and…

  • Review of: Continental ContiSportContact

  • …previous Pilot Sports but not by a great amount. They have superb grip in the rain, I have been through deep puddles on the highway way at highway speeds and not hydroplaned significantly. In the dry the have fantastic grip. Here in colorado we have great canyon roads to drive on in the mountains and…

  • Review of: Continental ContiSportContact

  • …previous Pilot Sports but not by a great amount. They have superb grip in the rain, I have been through deep puddles on the highway way at highway speeds and not hydroplaned significantly. In the dry the have fantastic grip. Here in colorado we have great canyon roads to drive on in the mountains and…

  • Related Products: Z Rated Tires
  • 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…




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