Speed rating

The speed rating is part of the tire identification. It specifies the speed range for which the tire is approved.

    See also:

    Fuel requirements
    Gasoline engines Use only premium-grade unleaded gasoline. The octane number should be at least 91. Details can be found on the gas pump. The octane number is the average value of the Researc ...

    Mounting a new wheel
    WARNING   Always replace wheel bolts that are damaged or rusted. Never apply oil or grease to wheel bolts. Damaged wheel hub threads should be repaired immediately. Do not continue to ...

    Engine oil viscosity
    Viscosity describes the flow characteristics of a fluid. If an engine oil has a high viscosity, this means that it is thick; a low viscosity means that it is thin. Select an engine oil with an SA ...