Is it worth getting run flat tyres?
Run flat tires have evolved to be less expensive, more comfortable on the road and to fit all cars. They are safer than regular tires because they can drive up to 100 miles on a flat. The continental tires tested here are no exception: the ride was comfortable, pricing is better and the safety factor can’t be beaten. It is advised that you do inform your insurer if you decide to switch from run flats to regular tyres. This is because the change is classed as a material change to the car. A car that is equipped with run flats as standard has likely been designed to be used with run flat tyres.In addition to being cheaper to buy, normal tyres can also be repaired and reused after a puncture. In most cases, this is not possible with run flat tyres. It is also worth noting that, in normal circumstances, standard tyres provide a smoother ride than their run flat counterparts.Run flat tyres are OEM equipment on many new cars and they’re an important safety feature. But they can give a stiff and bumpy ride, they’re more expensive than conventional tyres and they can’t be repaired meaning you will have to replace them after a puncture.Run flat tyres are designed with a reinforced sidewall to allow continued driving even after a puncture, but this design comes with trade-offs. Due to their stronger construction, they generally have higher rolling resistance compared to regular tyres, which can lead to a slight reduction in fuel efficiency.When mixed with traditional tyres, the handling of the vehicle can be affected and a potential loss of grip experienced. This is due to the fact run flat tyres have stiffer sidewalls. They therefore respond to steering and braking in a different way to standard tyres.
Why do people dislike run flats?
Some drivers complain about a lack of road feel, compromised stability, or reduced driving dynamics due to their rigidity. Additionally, run-flat tires are noticeably heavier than standard tires (due to more complex compounds and enhancements in construction). There are two primary categories of run-flat tire systems: Because of the thicker sidewall, it is much more difficult to puncture the side of the tire, which is beneficial because a sidewall puncture causes more damage to the tire than a tread puncture does.Run flat tyres may wear out slightly faster than standard tyres, depending on driving conditions and maintenance. The stiffer sidewalls contribute to a firmer ride, which can lead to increased tread wear, especially if the vehicle’s suspension is not specifically tuned for run flats.
What are the disadvantages of run-flats?
Disadvantages of Run-Flat Tyres: Repair Challenges: Run-flat tyres are not easily repairable, and replacements can be more expensive than conventional tyres. Potential for Increased Road Noise: The reinforced sidewalls may contribute to a firmer ride and slightly increased road noise. Although not all manufacturer Run Flat tyres can be repaired, Goodyear Run On Flat Tyres can be repaired by a qualified tyre professional following a thorough inspection and analysis of the tyre history. In case of any doubt, it is recommended that the tyre should not be fixed.The short answer is no. Manufacturers of run flat tyres recommend that you replace your tyres rather than repair them for a very good reason – the reinforced design and structure of a run flat makes it extremely difficult to tell whether there’s secondary damage and the internal structure has been compromised.You will not risk losing control of the vehicle in the event of a sudden puncture or blowout. Reduced chance of the tyre coming loose or spinning off the wheel rim in the event of a puncture. Run flat tyres are perfect for cars that cannot accomodate a spare wheel.
Why has BMW stopped using run flat tyres?
Run flat tyres are more likely to cause cracked alloy wheels as bumps and potholes are unable to be absorbed by the hardened sidewall. This transfers massive trauma onto the alloy wheel itself which can cause extensive damage to your BMWs alloy wheels. If you’re looking for the quick and easy response to that question, the answer is: “Yes, you can use regular tires on your run-flat-equipped BMW. Of course, there are benefits and drawbacks of regular tires as well as run-flat tires, and we want to help you make the decision that best suits your needs.