Kia PICANTO 2023, Manual, Page: 486 / 570

Maintenance
64 8
Tyres and wheels
Example tyre size designation: (These
numbers are provided as an example
only; your tyre size designator 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 mark
-
ing).
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 important
information that you need if you ever
have to replace one. The following
explains what the letters 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.
Tyre speed ratings
The chart below lists many of the differ
-
ent speed ratings currently being used
for passenger car tyres. The speed rat
-
ing is part of the tyre size designation on
the sidewall of the tyre. This symbol cor
-
responds to that tyre's designed maxi
-
mum safe operating speed.
3. Checking tyre life (TIN : Tyre
Identification Number)
Any tyres that are over 6 years old,
based on the manufacturing date,
(including the spare tyre) should bere
-
placed by new ones. You can find the
manufacturing date on the tyre sidewall
(possibly on the inside of the wheel), dis
-
playing the DOT Code. The DOT Code is
a series of numbers on a tyre 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, tyre size and tread pat
-
tern and the last four numbers indicate
week and year manufactured.
For example: DOT XXXX XXXX 1622 rep
-
resents that the tyre was produced in
the 16th week of 2022.
WARNING
Tyre age
Tyres degrade over time, even when
they are not being used.
Speed Rating
Symbol
Maximum Speed
S 180 km/h (112 mph)
T 190 km/h (118 mph)
H 210 km/h (130 mph)
V 240 km/h (149 mph)
W 270 km/h (168 mph)
Y 300 km/h (186 mph)