Maintenance
Tire speed ratings
3. Checking tire life (TIN :Tire
Identification Number)
4.Tire ply composition and
material
The chart below lists many of the dif-
ferent speed ratings currently being Any tires that are over six years old, The number of layers or plies of rub-
used for passenger car tires. The based on the manufacturing date, ber-coated fabric in the tire. Tire
speed rating is part of the tire size (including the spare tire) should be manufacturers also must indicate the
designation on the sidewall of the replaced by new ones. You can find materials in the tire, which include
tire. This symbol corresponds to that the manufacturing date on the tire steel, nylon, polyester, and others.
tire’s designed maximum safe oper- sidewall (possibly on the inside of the The letter "R" means radial ply con-
ating speed.
wheel), displaying the DOT Code. struction; the letter "D“ means diago-
The DOT Code is a series of num- nal or bias ply construction; and the
bers on a tire consisting of numbers letter "B" means belted-bias ply con-
Speed
Rating
Symbol
Maximum Speed
and English letters. The manufactur-
ing date is designated by the last four
digits (characters) of the DOT code.
struction.
S
T
180 km/h (112 mph)
190 km/h (118 mph)
210 km/h (130 mph)
240 km/h (149 mph)
5.
Maximum permissible infla-
tion pressure
H
V
DOT : XXXX XXXX OOOO
This number is the greatest amount
of air pressure that should be put in
the tire. Do not exceed the maximum
permissible inflation pressure. Refer
to the Tire and Loading Information
label for recommended inflation
pressure.
Z
Above 240 km/h (149 mph)
The front part of the DOT means a
plant code number, tire size and
tread pattern and the last four num-
bers indicate week and year manu-
factured.
For example:
DOT XXXX XXXX 1516 represents
that the tire was produced in the 15th
week of 2016.
7-38
| Categories | Hyundai Manuals, Hyundai Ioniq Manuals |
|---|---|
| Download File |
|
| Document Type | Owners Manual |
| Language | English |
| Product Brand | Hyundai, Ioniq |
| Document File Type | |
| Copyright | Attribution Non-commercial |
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