Look for the codes ROF, EMT, or ZP on your tires.
A few brands use ZP or ZPS (Zero Pressure or Zero Pressure System) on their run-flat tires, including Michelin and Yokohama. Look for any of these codes on the sides of your tires near the manufacturer information.
What model cars have run-flat tires?
A wide variety of luxury automakers fit run-flat tires to cars at the factory. Most BMW and Mini models include them. Mercedes-Benz sedans and SUVs also come with run-flat tires. Other luxury brands using them include Audi, Cadillac, Lexus, and Infiniti.
How long do Mercedes run-flat tires last?
Run-flat tires allow you to drive for up to 50 miles after a puncture–without installing a spare tire. If you’ve equipped your vehicle with run-flat tires, you’ll enjoy greater convenience in the event of a flat.
How do you tell if you have run-flat tires?
Look at the markings on the Tyre
Depending on the brand, run-flat tyres will be marked with one of these codes: ROF: This marking is used by brands like Goodyear, Bridgestone, and Dunlop. It stands for Run on Flat. EMT: This marking is also used by Goodyear and stands for Extended Mobility Technology.
How do I know if my Mercedes have run-flat tyres? – Related Questions
Can you repair a run-flat tire with a nail in it?
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.
What are the disadvantages of run-flat tires?
Cons:
- No spare: Vehicles equipped with run-flats do not carry a spare wheel and tire, which means they don’t have a jack or tools either.
- Reduced tread wear: A 2013 study by J.D. Power found that people replaced their run-flat tires an average of 6,000 miles sooner than owners using conventional tires.
What is the difference between run-flat and regular tires?
Compared to a standard tire, a run-flat tire has a thicker, more reinforced sidewall made of special heat-resistant rubber to support the weight of the vehicle and passengers for a limited distance, even if the tire has little to no air pressure.
Do I have to get 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.
How much does it cost to replace run-flat tires?
How much do they cost? Typically, Run Flat Tires cost about $200-$500 per tire for a passenger vehicle, or about 50-200 percent more than standard tires. The best benefit when it comes to cost comes from the fact that these tires can outlast several tire changes. It remains affixed to the wheel within the tire.
Are run-flat tires more expensive?
Due to their stiff, reinforced sidewalls, run-flat tires have different handling characteristics. More expensive to replace. For example, at a major online tire retailer, a run-flat all-season tire costs almost $100 (or one-third) more than its same-size conventional counterpart.
Can Mercedes run-flat tires be patched?
If you drive a Mercedes-Benz, you’ll have 3 different options in the form of a tire fit mobility kit, a spare tire, or run-flat tires. If you have a tire fit mobility kit, you can temporarily patch the flat tire to get your vehicle to a service facility.
How long do run flats last?
Bridgestone run-flat tires will allow continued operation even after a loss of some or all inflation pressure for up to 50 miles (80 km) at a maximum speed up to 50 mph (80 km/h.)
Are run-flat tires 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.
Is run flat 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.
What happens when a run-flat tire goes flat?
Run flat tires don’t ever actually go flat. They are made of very stiff rubber and a very thin inner tube that when fully deflated, still can support the weight of the car.
Can you have a blowout with run-flat tires?
Blowouts are still possible: If a driver fails to heed or notice the run-flat warning and drives beyond the zero-pressure range or above the speed limitation, the tire can begin to disintegrate, with the same destabilizing effects.
How often do run-flat tires need to be replaced?
Run-flat tires wear-out about 6,000 miles earlier than conventional tires (which have an average tread life of 22,559 miles). J.D Power also stated that run-flat tires can not be repaired after a puncture.
Do run flat tyres wear out faster?
Even with tougher rubber, run flat tires do wear out quicker than regular tires. Many owners on the AutoGuide Forum Network complained that they were replacing their OEM run-flat tires within 20,000 miles.
How fast can you drive with run flats?
Much like a spare tire, a run-flat tire has a limited range and a limited speed. Once you know you’ve lost tire pressure, you should carefully reduce speed to a maximum of 50 mph as soon as possible. Additionally, you shouldn’t drive for more than 50 miles on a run-flat once it loses pressure.
Can I drive 100 miles on a run flat tire?
Run-flat tires (RFTs) are built with reinforced sidewalls, which make them a lot stiffer. This is why they can be driven between 50 and 100 miles (depending on the type) at about 50 mph with low or no air.