What Is H Rated

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What Is H Rated
Related Categories: Z Speed Rating | Range Rover | Lower Speed Rating | What Is V Rating | Smoothest Riding Tires | Yokohama Parada Spec X High Performance | Re Bridgestone Dueler H L Alenza | 275 40r20 | Quietest Tires Available At The Rack | Noise Rating
  • What Does "ZR" Mean?

  • …the size, for instance 245/40R18 93H. 93 is a load index and the "H" is the speed rating. Together, the load index and speed 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…

  • Understanding Speed Ratings

  • …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.…

  • Related Products: 91w | R Speed Rating | Q Speed Rating

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