Mazda 2009 MX-5 Miata, Owner'S Manual

Page: 408 / 444

Black plate (408,1)
11. Tread wear, traction and temperature grades
12. Max. permissible inflation pressure
13. SAFETY WARNING
P215/65R15 95H 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.
P
Indicates a tire that may be installed on cars, SUVs, minivans and light trucks as designated
by the Tire and Rim Association (T&RA).
NOTE
If your tire size does not begin with a letter this may mean it is designated by either ETRTO
(European Tire and Rim Technical Organization) or JATMA (Japan Tire Manufacturing Association).
215
“
215
”
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.
65
“
65
”
is the aspect ratio. This two-digit number indicates the tire's ratio of height to width.
R
“
R
”
is the tire construction symbol. R indicates
“
Radial ply construction
”
.
15
“
15
”
is the wheel rim diameter in inches.
95
“
95
”
is the Load Index. This two-or three-digit number indicates how much weight each
tire can support.
9-24
Customer Information and Reporting Safety Defects
Tire Information (U.S.A.)
MX-5_8Z78-EA-08K_Edition1 Page408
Thursday, October 23 2008 1:54 PM
Form No.8Z78-EA-08K