Meaning Of Tire Ratings

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Meaning Of Tire Ratings
Related Categories: Tire Comparison Chart | Speed Ratings Explained | Rolling Resistance Chart | Tire Weight | Lower Speed Rating | Visualizer | Tire Sidewall Ratings | Sidewall Stiffness | Spider Chart | Tread Wear 700

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  • Tire Spotlight: Mud Tires

  • …mud tires. BFGoodrich Mud-Terrain T/A KM2 Firestone Destination M/T Dick Cepek Crusher Currently rated at the top of our survey results is the BFGoodrich Mud-Terrain T/A KM2. BFGoodrich is one of the biggest names in off-road traction and for good reason. They have years of experience building tires

  • Speed rating versus grip => higher isn't necessarily better

  • …speed rating mean faster times and more grip? Will a Y-Speed Rated (186 MPH) tire be faster and grippier then a W-Speed Rated (168 MPH) tire? Not necessarily. Grip and performance depend on the tire's compound, bead construction and other attributes. A higher speed rating means the tire will deflect…

  • Related Products: Tire Deflection
  • What Does "ZR" Mean?

  • …W and Y speed ratings are both rated for higher speeds than 149 mph, 168 mph and 186 mph respectively, which makes them also Z-rated tires. V-speed rated tires are rated up to 149 mph, and since they aren't rated for over 149 mph, they are not Z-speed rated tires. What about a tire that has the…

  • Do my tires lose AIR pressure?

  • …ambient air temperature your tire pressure changes by 1 PSI (UP or DOWN)? Did you know that 3 PSI change could mean a 10% reduction in the load rating of your tire? It also means the increase of heat and rolling resistance, thus damaging your gas mileage! Keeping your tires "topped of"…


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