Radial Ply Tire Structure
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2022 Audi SQ5, 2022 Audi Q5 e, 2022 Audi Q5, 2021 Audi SQ5, and 2021 Audi Q5 e. However, it is still accessible from the selected car via links, so may be relevant.
The cross section of a ply tire is shown in the image.
- Tread Lug
- Tread Groove
- Tread
- Nylon Ply
- Ply layers, consists mostly of steel
- Bead core, consists of steel wires vulcanized into rubber Make sure tire is securely fitted on the rim.
- Bead Reinforcement
- Rim flange protection, protects the rim and tire from abrasion due to, for example, contact with the curb. Tires with rim protection are identified by the abbreviation MFS.
The nylon ply -4-, belt layers -5-, bead cores -6- and bead reinforcements -7- make up the shell. The shell is the >>load-bearing structure<< of the tire.