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  2. Tire code - Wikipedia

    en.wikipedia.org/wiki/Tire_code

    Automotive tires are described by several alphanumeric tire codes (in North American English) or tyre codes (in Commonwealth English), which are generally molded into the sidewall of the tire. These codes specify the dimensions of the tire and its key limitations, such as load-bearing ability and maximum speed.

  3. Low rolling resistance tire - Wikipedia

    en.wikipedia.org/wiki/Low_rolling_resistance_tire

    Low rolling resistance tires are designed to reduce the energy loss as a tire rolls, decreasing the required rolling effort — and in the case of automotive applications, improving vehicle fuel efficiency as approximately 5–15% of the fuel consumed by a typical gas car may be used to overcome rolling resistance.

  4. Nokian Tyres - Wikipedia

    en.wikipedia.org/wiki/Nokian_Tyres

    Nokian Tyres' three principal activities are the manufacture of passenger car tyres, heavy commercial tyres, and retail tyre sales. [24] As of 2008, Nokian is the most profitable tyre manufacturer in the world, [25] [26] at up to 18% earnings (before taxes and interest) relative to sales, compared to 14% at Bridgestone, 8% at Michelin, and 9.6% at Continental.

  5. Goodyear Tire and Rubber Company - Wikipedia

    en.wikipedia.org/wiki/Goodyear_Tire_and_Rubber...

    1975: All tires used in Indianapolis 500 supplied by Goodyear; 1976: Chemical Division shipped first shatterproof polyester resin bottles; 1977: Industry's first all-season tire (Tiempo) introduced; 1978: Akron plant converted into Technical Center for R&D; 1983: Three billionth tire produced; 1984: Worldwide sales exceed $10 billion

  6. Snow tire - Wikipedia

    en.wikipedia.org/wiki/Snow_tire

    Attributes that can distinguish snow tires from "all-season" and summer tires include: [6] An open, deep tread, with a high void ratio between rubber and spaces between the solid rubber Shoulder blocks, a specialized tread design at the outside of the tire tread to increase snow contact and friction

  7. Bridgestone - Wikipedia

    en.wikipedia.org/wiki/Bridgestone

    The plant manufactures all Firestone Firehawk racing tires. It is the first new tire plant in the city of Akron in more than 70 years. Bridgestone also opened up a $6 million test track adjacent to the Advanced Tire Production Center to support passenger tire testing and development. The test track opened in autumn 2022.

  8. 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.

  9. Radial force variation - Wikipedia

    en.wikipedia.org/wiki/Radial_force_variation

    Radial force variation or road force variation [1] (RFV) is a property of a tire that affects steering, traction, braking and load support.High values of RFV for a given tire reflect a high level of manufacturing variations in the tire structure that will impart ride disturbances into the vehicle in the vertical direction.

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