245 45zr17

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245 45zr17
Related Categories: H Speed Rating | H V T Rating | Speed Rating Letters | Q Speed Rating | Michelin Radial Xse | H Rating | Z Speed Rating | Winter Tire Speed Rating | Tire Speed Rating | Rotational Mass
  • Understanding Speed Ratings

  • Ever wonder what the letter in your tire size 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…

  • Sumitomo HTR Z

  • …Sumitomo is not intended to be driven in near-freezing temperatures, through snow or on ice. The tire is also available in the popular 275/40ZR17 and 245/45ZR17 sizes. Shop by vehicle to see which tires work best for your vehicle.


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