The tyre's width before it is fitted onto the car.
Height
The tyre's height as a percentage of the width.
Diameter
The diameter of the rim that the tyre will be fitted onto.
Load index
The load index describes the maximum load the tyre can be driven with at the maximum speed permitted by the tyre manufacturer.
Speed index
The speed index shows the maximum speed allowed for a given tyre.
Reinforced
Reinforced tyres have an increased load capacity.
Thanks to this, they better meet the requirements for tyres used on heavy-duty vehicles, such as delivery vans.
Reinforced tyres are usually marked with the letters XL (extra load), but some manufacturers use different symbols.
Run flat
Run flat tyres allow you to continue driving even after a partial or complete loss of air pressure. They allow you to travel an average of 80 km (50 miles) at a maximum speed of 80 km/h (50 mph).