What is the cord? What is the function of the cord?
![](https://www.zenyaretire.com/wp-content/uploads/2021/06/nylon-tyre-cord-fabrics-500x500-1.jpg)
The cord is the skeleton of the tire, especially for bias tires.
Can the thin line coming out of the vent dragged by hand determine the quality?
![](https://www.zenyaretire.com/wp-content/uploads/2021/06/胎毛300-400.jpg)
The thin thread coming out of the tire vent hole can be seen in a certain degree of quality, but it is not absolute.
Different motorcycle tire sizes can be replaced?
![](https://www.zenyaretire.com/wp-content/uploads/2021/03/157.jpg)
In some cases, different sizes can be replaced to use in your motorcycle.
Motorcycle TT tire can not use a inner tube ? Motorcycle TL tire can use a inner tube?
![](https://www.zenyaretire.com/wp-content/uploads/2021/03/015-1.jpg)
TT tire must use the inner tube, TL tire can be used or not.
What does TT & TL meaning?
![](https://www.zenyaretire.com/wp-content/uploads/2021/06/300-300.png)
TT means tube type, TL menas tubeless.
The meaning of motorcycle tire and inner tube size indication
![](https://www.zenyaretire.com/wp-content/uploads/2021/02/tyre-symbol.jpg)
There are many symbols on a motorcycle tires. usually including: size,brand,tire type(TT/TL),ply rating,load capacity,speed symbols,rotation,the certification ID(such as DOT,ISO,ECE,etc),TWI,sometimes, also have the manufacture’s mold ID.