Share this entry
run-flat Line breaks: run-flat

Definition of run-flat in English:


Relating to or denoting a kind of tyre which does not deflate after puncturing.
Example sentences
  • But, in partial compensation, the ride comfort stays intact over most bumps despite standard-fit run-flat tyres (there is no spare wheel) which have stiffer sidewalls than normal tyres.
  • My test car rode smoothly over bumps, too, despite its hefty wheels and run-flat tyres.
  • It feels fantastic on the road at any speed and generates an impressive 0.9 g's on a skidpad on Michelin ZP high-performance run-flat tires.


Back to top  
A run-flat tyre.
Example sentences
  • These asymmetrical tread pattern tires are not run-flats like those used on Corvette coupes and convertibles and therefore have more compliant sidewalls, resulting in superior handling and ride characteristics.
  • The bespoke alloy wheels with their 205 / 40R18 Dunlop run-flats save two kg per corner, while the alloy rear trailing arms take a total of seven kg out of the cars unsprung weight.
  • Three suppliers competed for the C6 tire business, and Goodyear's Extended Mobility run-flats won.
Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Subscribe to remove adverts and access premium resources