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Does the LS500 have run-flat tires?

Yes, the Lexus LS500 comes equipped with run-flat tires as standard. Run-flat tires are a type of tire that can continue to be driven on even after a puncture, allowing the driver to reach a safe location to have the tire repaired or replaced.


What are Run-Flat Tires?


Run-flat tires are designed with reinforced sidewalls that can support the weight of the vehicle even when the tire has lost all or most of its air pressure. This means that if you get a puncture, you can continue driving for a limited distance, typically around 50 miles, without needing to stop and change the tire. Run-flat tires eliminate the need for a spare tire, which can save space and weight in the vehicle.


Why Does the Lexus LS500 Have Run-Flat Tires?


Lexus, like many other luxury automakers, has opted to equip the LS500 with run-flat tires for several reasons:



  • Convenience: Run-flat tires allow the driver to continue their journey without the need to stop and change a flat tire, which can be inconvenient and potentially dangerous, especially in certain situations.

  • Space Savings: By eliminating the need for a spare tire, the LS500 can have more usable cargo space in the trunk or other storage areas.

  • Weight Reduction: Run-flat tires are typically lighter than a traditional tire and spare tire setup, which can improve the vehicle's fuel efficiency and performance.

  • Safety: Run-flat tires can help prevent a sudden loss of control in the event of a puncture, as the driver can maintain control of the vehicle and safely reach a service location.


Overall, the use of run-flat tires on the Lexus LS500 is a design choice that prioritizes convenience, space efficiency, and safety for the driver and passengers.

Which Lexus models have run-flat tires?


Several recent Lexus models, particularly the NX and UX, have run-flat tires, often as a standard or optional feature on specific trims. These tires are designed to allow you to continue driving for a limited distance after a puncture, eliminating the need for a spare tire and freeing up cargo space.
 
Specific models

  • Lexus NX: Many recent models, including the 2022, 2024, and 2025 NX, are equipped with run-flat tires. 
  • Lexus UX: Some recent UX models, such as the 2022 and 2025 versions, are also available with run-flat tires. 
  • Other models: While these are two examples, run-flat technology is becoming more common on various Lexus models. 

Considerations
  • No spare tire: Vehicles equipped with run-flat tires typically do not have a spare tire, as the run-flats are intended to be driven on temporarily in case of a flat. 
  • Range and speed: Run-flat tires have limitations. For example, some are designed to provide temporary mobility for a distance of up to 50 miles at speeds up to 50 mph after a loss of pressure. 
  • Ride quality: Some drivers find run-flat tires to be harsher and less comfortable than regular tires, especially over bumps. 
  • Replacement: If you choose to replace run-flat tires with standard ones, it's essential to have an alternative for a flat tire, such as a spare tire or a tire repair kit. 



How to tell if a tire is runflat or not?


ISO symbol - All run flat tyres are marked with an International Organisation for Standardization (ISO) symbol. This can be found on the sidewall of each tyre and consists of the letters RSC (Run Flat System Component) surrounded by a circle.



Could the Lexus LS 500 be considered a luxury car?


For 36 years, the Lexus LS has defined what a flagship luxury sedan should be: a perfect balance of performance, innovation, and timeless comfort. And the 2026 LS 500 Heritage Edition continues this legacy of excellence.



What luxury 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, and Mercedes-Benz sedans and SUVs also have them. Other luxury brands using them include Audi, Cadillac, Lexus, and Infiniti. Even certain Toyota Sienna minivans come outfitted with run-flats.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.