788
Maintenance
1. Manufacturer or brand name
Manufacturer or Brand name is
shown.
2. Tyre size designation
A tyre’s sidewall is marked with a tyre
size designation. You will need this
information when selecting replace-
ment tyres for your vehicle. The fol-
lowing explains what the letters and
numbers in the tyre size designation
mean.
Example tyre size designation:
(These numbers are provided as an
example only; your tyre size designa-
tor could vary depending on your
vehicle.)
P235/55R19 108T
P - Applicable vehicle type (tyres
marked with the prefix “P’’ are
intended for use on passenger
vehicles or light trucks; however,
not all tyres have this marking).
235 - Tyre width in millimeters.
55 - Aspect ratio. The tyre’s section
height as a percentage of its
width.
R - Tyre construction code (Radial).
19 - Rim diameter in inches.
108 - Load Index, a numerical code
associated with the maximum
load the tyre can carry.
T - Speed Rating Symbol. See the
speed rating chart in this section
for additional information.
Wheel size designation
Wheels are also marked with impor-
tant information that you need if you
ever have to replace one. The follow-
ing explains what the letters and
numbers in the wheel size designa-
tion mean.
Example wheel size designation:
7.5JX19
7.5 - Rim width in inches.
J - Rim contour designation.
19 - Rim diameter in inches.
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