Service Description

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Service Description
Related Categories: Service Description Explained | Trailer Tire Load Range Chart | Load Index | Trailer Tire Speed Rating | Part Number | Speed Rating | Load Range C | Rating Chart | Tire Comparison Chart | Truck Tire Load Range
  • Understanding Speed Ratings

  • …km/h; the W in the service description indicates the tire's 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…

  • Related Products: 91w | R Speed Rating | 205 45zr17
  • What Does "ZR" Mean?

  • …you'll see that the 245/40ZR18 has a service description of 97Y, which means it is a Z-speed rated tire, but more specifically, it is a Y-speed rated tire. The same tire with a V or H speed rating will not show a "Z" in the size or service description, just a 97V or a 97H. To view all…

  • What Does 'XL' Stand For?

  • …two tires per axle, the tire load rating must be at least half of the GAWR. The vehicle placard will also list the service description of the original tires. To learn more about tire service descriptions, take a look at "How to Read Speed Ratings, Load Index, & Service Descriptions."


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