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THE MOTORCYCLE TYRE
Tyre Markings
1
MANUFACTURER NAME
Brand name and registered trademark
2
NAME OF PRODUCT LINE
3
SIZE
i.e. 180/55 ZR 17 M/C (73W) TL
180 - Nominal section width (mm)
55 - Ratio between tyre section height
and nominal section width
ZR - tyre construction Technology
(“-” bias, “B” bias belted, “R” radial)
17 - Rim diameter (inches)
M/C - Type for motorcycle only
(73W) - Load and speed index code
TL - TUBELESS - Tyre without tube
4
PRODUCTION DATE
i.e. 0310
First 2 digits - week
Last 2 digits - year
5
HOMOLOGATION NUMBER
According to ECE R 75
6
SPECIFICATION
Specification of the number of plies used for carcass and belt;
and the correspondent material used
7
DOT - ABBREVIATION OF “DEPARTEMENT OF TRANSPORTATION”
Serves to indicate that the tyre conforms to the regulations issued
by the Transport Depts of USA and Canada
1
2
6
4
7
5
3
OTHER MARKINGS:
Arrow =
The arrow indicate the direction of rotation of the tyre according to the fitting position (front – rear)
EX =
Code identifying the country where the tyre has been homologated
TT =
Tubetype. This tyres must have a tube installed.
TWI =
Tread wear indicator indicates minimum level of tread depth.
NHS =
Not for Highway service. Motorcycle tyres with this marking are only for racing or off road purposes and cannot be used on public roads.