What are the disadvantages of run-flat tires?

Run-flat tires won't leave you stranded at the side of the road or force you to dig out your spare and change a tire. They're not perfect, though, as a catastrophic tire failure can leave your car disabled without a spare tire, and run-flat tires are expensive to replace.

Why you shouldn't buy run-flat tires?

Harsher ride: The stiff sidewalls that make a run-flat work also result in a harsher ride. If the vehicle came with run-flat tires from the factory, the automaker usually tunes the suspension to offset the rougher ride. Cost: Run-flat tires are more expensive to replace.

How long should run-flat tires last?

Run flat tyres are designed to remain safe and functional for a limited time with no air pressure. That means, in the event of a puncture, you can continue driving for around fifty miles without having to change the tyre — which could be enough to get you home, or to a garage.

Can you replace run-flat tires with regular tires?

The answer for the two questions “Can I put regular tires instead of run flats” is yes. You can completely replace flat running tires with regular tires, as long as it meets the manufacturer's requirements. A good tire not only improves the quality of your vehicle, but also ensures your safety.

Do run-flat tires wear out faster?

Even with tougher rubber, run flat tires do wear out quicker than regular tires.

Why Not to Buy Run Flat Tires for Your Car

Are run-flats worth it?

Run-flat tires won't leave you stranded at the side of the road or force you to dig out your spare and change a tire. They're not perfect, though, as a catastrophic tire failure can leave your car disabled without a spare tire, and run-flat tires are expensive to replace.

Can Runflats be repaired?

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.

Can I put non run-flat tires on my BMW?

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.

Are run flat tyres noisy?

Because these tires aren't fitted to most vehicles, many repair shops don't stock them. The other big run-flat tradeoff is how these tires negatively affect a car's ride and handling characteristics. The thicker sidewalls not only result in increased road noise, but a harsher overall ride quality.

Can BMW run-flat tires be repaired?

As long as the tyre hasn't been driven on zero or near zero pressure it's ok to repair. If it's been driven on zero pressure then the structural integrity of the side walls has been compromised. As long as the tyre hasn't been driven on zero or near zero pressure it's ok to repair.

Are run-flat tires good in snow?

Blizzak run-flat tires are engineered for drivers of performance sedans and coupes with a special tread compound designed to handle winter temperatures. They deliver impressive grip and control on wet, dry, icy, slushy and snowy roads while also giving you a comfortable and dependable ride.

What pressure should run-flat tires be?

As the manual says, the 32F/35R recommended pressures are for a light to medium load (up to 3 passengers). If you prefer slightly "crisper" handling, less understeer at light throttle, and a better safety margin for heaver loads you might try 35F and 37R.

Why do BMW fit run flat tyres?

In 2009, BMW decided to fit all of its models with run flat tyres as standard. The brand's collaboration with Bridgestone provided customers with improved fuel economy and a safer method of punctured tyre replacement. To help BMW owners decide whether to keep theirs, we've highlighted the pros and cons.

What happens when a run-flat tire goes flat?

In a deflated run-flat tire the internal flexing generates lots of heat, which destroys both the rubber and the underlying steel-and-fabric structure. DriveGuards feature something called cooling fins molded into the sidewalls to disperse heat. Still, they're pretty much toast after 50 miles.

What happens if you drive on a run flat too long?

Run-flat tires offer drivers temporary extended mobility even after a puncture allows complete air pressure loss. However, even run-flat tires will fail if driven too fast, too far or too heavily loaded when flat.

How often should you rotate run-flat tires?

Tire rotation means periodically changing the position of each of the tires on your vehicle. You should rotate your tires as recommended by the vehicle manufacturer, or every 5,000 miles. For many of you, that will mean when you get your vehicle's oil changed.

Do run flat tyres need different pressure?

First, let's dispel the myth that run-flat tires never need air pressure. They do. The tires on your car or truck do not support the weight of your vehicle. The air pressure does that job.

How much does it cost to replace BMW run-flat tires?

Typically, Run Flat Tires cost about $200-$500 per tire for a passenger vehicle, or about 50-200 percent more than standard tires.

How often should BMW tires be replaced?

BMW tires last between 25,000 and 30,000 miles, assuming you follow the recommended tire rotation and alignment schedule. Also, keeping your tire pressure at the right PSI will extend the life of your tires. Usually, that's one to four years of tire life.

Can you drive a run flat with zero pressure?

Run flat tires only allow you to drive for a limited distance and reduced speed after a puncture or other event has resulted in either a drop in tire inflation pressure or a complete loss of inflation pressure. If you have MICHELIN® Zero Pressure (ZP) tires, you can drive up to 50 miles at 50 mph with a flat tire.

Does Mercedes use run-flat tires?

OEM Mercedes-Benz tires are designed with run-flat technology. This means that they feature reinforced sidewalls inside of the tire that protects an extra pocket of air.

How do you know if a run-flat tire is punctured?

So, how can you tell if the tire is punctured? Well, even though the tire is designed for extended mobility, you will still get an alert via the car's tire pressure monitoring system. Moreover, through an inspection of the tire, you should still be able to see that the tire isn't completely inflated.

Can you repair a slow puncture in a run flat tyre?

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.

What is the advantage of using run flat tyres?

In a puncture situation, run flats are more stable than conventional tyres. Since they're made to support your vehicle even when they contain no air, run flat tyres will help you maintain better control in a complete air loss situation than conventional tyres.