the.com/tire
The only part of your car that actually touches the road, and the one you ignore.
means A rubber ring filled with air that cushions a wheel and grips the road surface.
from From the old sense of attire, the metal band that dressed and bound a wooden wheel together.
Mostly airIts real job is holding pressurized air.
Contact patchEach tire grips the road about a hand's size.
Spelling splitAmericans tire, Britons tyre, same rubber.