Mazda speed 6 2007 Manual page 320

Customer Information and Reporting Safety Defects
Tire Information (U.S.A.)
qInformation on Temporary Tires
Please refer to the diagram below.
1. Temporary tires
2. Nominal width of tire in millimeters
3. Ratio of height to width (aspect ratio)
4. Diagonal
5. Rim diameter code
T115/70D 16 is an example of a tire size and load index rating. Here is an explanation of
the various components of that tire size and load index rating. Note that the tire size and
load index rating may be different from the example.
T
Indicates a tire that may be installed on cars, SUVs, minivans and light trucks as designated
by the Tire and Rim Association (T&RA).
115
115 is the nominal width of the tire in millimeters. This three-digit number gives the
width in millimeters of the tire from sidewall edge to sidewall edge. In general, the larger
the number, the wider the tire.
70
70 is the aspect ratio. This two-digit number indicates the tire's ratio of height to width.
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