What makes run-flat tires different, how far you can actually drive on one, and when they can (and can't) be repaired.
If your car came with run-flat tires, a puncture doesn't behave the same way it would on a standard tire — which means the usual advice doesn't fully apply. Here's what's actually different.
A run-flat tire has reinforced sidewalls that can support the weight of the vehicle for a limited distance even after losing all air pressure. Many BMW, Mini, and some Mercedes and Corvette models come with run-flats instead of a spare tire, since the tire itself is designed to get you to help.
Most run-flat tires are rated for about 50 miles at speeds no higher than 50 mph once they've lost pressure — but that's a limit, not a target. The sidewalls are doing all the work once air pressure is gone, and driving further or faster than the rating risks damaging the wheel and making the tire unrepairable.
Sometimes, but not always. A run-flat can often be repaired the same way as a standard tire if the puncture is small, located in the center tread (not the shoulder or sidewall), and the tire wasn't driven on while flat for an extended distance. Because run-flat sidewalls are reinforced to support the car's weight, driving on one with no air can cause internal damage that isn't visible from the outside — which is why some tire shops won't repair them at all, even when a normal tire in the same condition would be fine.
Because run-flat repairs need a real assessment — not just a quick glance — it's worth having someone experienced look at it before you decide to drive further or attempt a patch yourself. Pinellas Roadside Rescue's mobile flat tire repair service can inspect a run-flat at your location, tell you honestly whether it's repairable, and patch or plug it on the spot if it is.
A tire with reinforced sidewalls built to support your vehicle's weight for a limited distance after a puncture, so you're not immediately stranded with zero air pressure.
Often yes, if the puncture is small, in the center tread, and the tire wasn't driven far while flat. Sidewall damage or extended driving on a flat run-flat usually means replacement instead.
Plugging works the same way it does on a standard tire for eligible punctures, but the tire needs to be inspected first to rule out internal sidewall damage that isn't visible from the outside.
No — that's the point of a run-flat. Most vehicles with run-flats don't include a spare tire at all, which is exactly why knowing your mileage limit after a puncture matters.
Run-flat puncture? We'll assess and repair it at your location, 24/7.