汇总：Blogs

TT tire must use the inner tube, TL tire can be used or not.

TT means tube type, TL menas tubeless.

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.