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2. Tire code - Wikipedia

   en.wikipedia.org/wiki/Tire_code

   Starting in 1972 tires were specified by load rating, using a letter code. In practice, a higher load rating tire was also a wider tire. In this system a tire had a letter, optionally followed by "R" for radial tires, followed by the aspect ratio, a dash and the diameter – C78-15 or CR78-15 for bias and radial, respectively. Each diameter of ...

3. Uniform Tire Quality Grading - Wikipedia

   en.wikipedia.org/wiki/Uniform_Tire_Quality_Grading

   UTQG ratings on sidewall of Toyo Tires Proxes R39 tire UTQG ratings (top) and tire code (bottom) on sidewall of Continental ContiProContact tire. Uniform Tire Quality Grading, commonly abbreviated as UTQG, is a set of standards for passenger car tires that measures a tire's treadwear, temperature resistance and traction.

4. Tire load sensitivity - Wikipedia

   en.wikipedia.org/wiki/Tire_load_sensitivity

   Tire load sensitivity. Tire load sensitivity describes the behaviour of tires under load. Conventional pneumatic tires do not behave as classical friction theory would suggest. . The load sensitivity of most real tires in their typical operating range is such that the coefficient of friction decreases as the vertical load, Fz, increas

5. List of tire companies - Wikipedia

   en.wikipedia.org/wiki/List_of_tire_companies

   Titan Tire Corporation [79] USA: 1993 Goodyear (farm tires), Titan, Continental (OTR only) [80] Tigar Tyres Serbia: 1959 Tigar: Tomket Tires [81] [non-primary source needed] Czech Republic: 1997 Tomket (Czech brand of low category is made in China) Toyo Tire & Rubber [82] Japan: 1945 Nitto, Silverstone, Toyo: Trayal Corporation Serbia: 1955 ...

6. Radial tire - Wikipedia

   en.wikipedia.org/wiki/Radial_tire

   A cross-section of a tire. Number 12 indicates the radial ply. Numbers 14 and 16 are bias plies. A radial tire (more properly, a radial-ply tire) is a particular design of vehicular tire. In this design, the cord plies are arranged at 90 degrees to the direction of travel, or radially (from the center of the tire).

7. Low rolling resistance tire - Wikipedia

   en.wikipedia.org/wiki/Low_rolling_resistance_tire

   Here is a list of Consumer Report's tires that achieved their best rolling resistance rating. The tires at the top of the list are rated higher overall. Highly rated: All Season Michelin X Radial; Michelin Agility Touring; Michelin Harmony; Toyo 800 Ultra; Sumitomo HTR T4; Middle rank Performance All Season Michelin Energy MXV4 Plus