Tyre Glossary of Terms
Amount of air in the tyre, measured in pounds per square inch (PSI).
Refers to the direction of the wheels and aligned with suspension and steering.
A process to ensure the tyre and wheel weight is equally distributed.
The part of the tyre that helps hold the tyre to the rim
The section of the tyre under the tread and sidewalls
The provide better grip in more extreme conditions
A code to indicate the maximum weight that a tyre can take at certain speeds
Metal edge which the bead is seated on providing support to the tyre
The energy needed to keep a tyre rolling at a constant speed
Specially designed tyres allowing you to briefly run on flat tyres at a low speed
Area from the bead to the start of the tread
Mixture of rubber, chemicals, and metals which provide grip and traction
The outer surface area of the tyre which comes into contact with the road surface