Run-Flat Tyres and Their Working

The Run Flat tyres were first introduced in the 1980s and they have attained great popularity than ever before. With some of the auto manufacturers making RFT standard in their new vehicles, many consumers are eagerly asking about the RFT, their pros and how they impact the driving.


What is a Run-Flat Tyre?

Run-flat tyres are designed to stay safe and functional for a limited time even after a puncture. It means in the event of a puncture, you can continue your driving for around 50 miles without changing the tyre. This distance could be enough to reach your home or a garage to change your tyre. However, be safe and check with the manufacturer’s specifications to find out how far and how fast you can drive with your punctured tyres. Some renowned tyre companies run-flat tyres allow continued driving even after puncture or all inflation pressure for up to 80 km at a maximum speed up to 80 km/h.

How Do Run-Flat Tyres Work?

Run-flat tyres do not require air to stay hard as such conventional tyres, but they have a toughened sidewall which means the tyres can stay rigid even without any air pressure. The reinforced outer shells of the run-flat tyres keep the rubber in place with no air and support the car to continue your journey. However, the sidewall is not permanent and is solely recommended for around 50 miles of extra driving after the deflated tyres. The main two types of run-flat tyre systems are the support ring system and the self-supporting system.

In the support ring run-flat tyre system, a ring of hard rubber or another structure is employed that helps in supporting the weight of the vehicle in air loss condition.

In the self-supporting run-flat tyre system, the tire has reinforced sidewall construction that supports the vehicle even in air loss. This sidewall construction allows continued operation after the loss of air pressure up to the distance and speed précised by the manufacturer. The run-flat tyres may only be used in a Tire Pressure Monitoring System (TPMS) equipped vehicle. Once your tyre loses pressure, TPMS gives an alert. Without TPMS you might not now know you were driving your vehicle on an underinflated tyre. Run-flat Tyres Eynsham is advised by the garage technicians for your high-end cars.

Benefits of Run-flat tyres


When any pesky nails or sharp objects puncture the tyre, you can continue your driving. So, this run-flat tyre does not stop you in any dangerous place which is the main advantage.


Since run-flat Tyres Dorchester provides mobility without any sudden stoppage. Sudden and some violent changes in manoeuvrability may happen and at the time you lose air pressure. But even in such occasion, run-flat tyre makes you reach your place safely.

More space with less weight

Since you do not need to change the run-flat right on the spot, you need not carry a heavy, space-occupying spare.

We at Philips Tyres strive to provide leading services to our customers always. Our professionals carry out a full inspection of your vehicle before starting any work and the Run-flat luxury tyres are sold here for the best high-end individuals.

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