Kia Carnival 2022 Owner's Manual page 612

Maintenance
Example tire size designation:
(These numbers are provided as an
example only; your tire size desig -
nator could vary depending on your
vehicle.)
P235/55R19 108T
P: Applicable vehicle type (tires
marked with the prefix "P" are
intended for use on passenger
vehicles or light trucks; however,
not all tires have this marking).
235: Tire width in millimeters.
55: Aspect ratio. The tire's section
height as a percentage of its
width.
R: Tire construction code (Radial).
19: Rim diameter in inches.
108: Load Index, a numerical code
associated with the maximum
load the tire 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
important information that you
need if you ever have to replace one.
The following explains what the let -
ters and numbers in the wheel size
designation mean.
Example wheel size designation:
7.5JX19
7.5: Rim width in inches.
J: Rim contour designation.
19: Rim diameter in inches.
7 42
Tire speed ratings
The chart below lists many of the
different speed ratings currently
being used for passenger vehicle
tires. The speed rating is part of the
tire size designation on the sidewall
of the tire. This symbol corresponds
to that tire's designed maximum
safe operating speed.
Speed Rating
Symbol
S
T
H
V
W
Y
3. Checking tire life
Any tires that are over 6 years old,
based on the manufacturing date,
should be replaced by new ones. You
can find the manufacturing date on
the tire sidewall (possibly on the
inside of the wheel), displaying the
DOT code. The DOT code is a series
of numbers on a tire consisting of
numbers and English letters. The
manufacturing date is designated
by the last four digits (characters)
of the DOT code.
DOT: XXXX XXXX OOOO
The front part of the DOT means a
plant code number, tire size and
tread pattern and the last four
Tires and wheels
Maximum Speed
112 mph (180 km/h)
118 mph (190 km/h)
130 mph (210 km/h)
149 mph (240 km/h)
168 mph (270 km/h)
186 mph (300 km/h)