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What size wheels are on a Lexus IS 350?

The wheel size for a Lexus IS 350 varies by model year and trim, but in recent years most IS 350 models have used 18- or 19-inch wheels, with 17-inch wheels found on older base versions. For your exact car, check the door jamb sticker or the owner's manual.


Wheel sizes by generation


Wheel sizes change across generations and trims. In the IS 350 lineup, you’ll typically see a progression from 17 inches on entry-level models to larger diameters on sport-oriented or refreshed versions. This guide focuses on the modern IS 350 used in many markets today, while noting that regional differences can apply.


Current generation wheel sizes


For the most recent IS 350 models, the typical diameters are as follows, with exact sizes depending on trim and option packages:



  • Base/Entry-level IS 350: 17-inch wheels

  • Mid-level Luxury/Executive trims: 18-inch wheels

  • F SPORT trims: 19-inch wheels


Wheel width and offset vary by trim and year, and some markets may offer alternative wheel choices as part of optional packages. Always verify with your vehicle’s documentation for exact specs.


How to verify exact wheel size on your IS 350


To confirm the exact wheel size on a specific IS 350, use these steps:



  • Check the driver’s door jamb placard for the recommended tire size, which includes the rim diameter (in inches).

  • Inspect the tire sidewall for a size such as P235/40R19; the number after the “R” indicates the rim diameter in inches.

  • Look in the vehicle’s owner’s manual or the original window sticker supplied at purchase for the wheel size specification.

  • If you have access to the VIN, pull up the build sheet or Lexus online portal to confirm stock wheel sizes for your exact vehicle configuration.


Knowing the exact wheel size is important for tire replacements, aftermarket upgrades, and ensuring proper clearance and handling characteristics.


Notes on market and option differences


Wheel sizing can vary by region and model year. While the United States commonly shows 17" base, 18" mid-range, and 19" for F SPORT in many recent IS 350 configurations, other markets may have different standard or optional wheels. When in doubt, rely on the door placard or your VIN-based build sheet for your precise wheel size.


Summary


The Lexus IS 350 typically ranges from 17 inches on entry versions to 19 inches on sport-oriented trims, with 18 inches serving as a common middle ground in many years. Always verify the exact size for your specific vehicle using the placard, manual, or VIN build data to ensure accurate tire and wheel replacements.

What size tires are on the Lexus IS350?


The Lexus IS350 tire size depends on the year and trim, but for many recent models (like the 2023 F Sport), the standard setup is a staggered one with front tires at 235/40R19 and rear tires at 265/35R19. For non-F Sport trims, the wheels may be 18-inch or 17-inch, and for older models, the sizes vary more significantly. It's best to check the sticker on the driver's side door jamb or the sidewall of your current tires for the most accurate information.
 
Common tire sizes

  • 2023+ F Sport (RWD):
    • Front: 235/40R19235 / 40 cap R 19235/40𝑅19
    • Rear: 265/35R19265 / 35 cap R 19265/35𝑅19
  • 2017 F Sport:
    • Front: 225/40R18225 / 40 cap R 18225/40𝑅18
    • Rear: 255/35R18255 / 35 cap R 18255/35𝑅18
  • 2008:
    • 245/45R17245 / 45 cap R 17245/45𝑅17
    • 225/40R18225 / 40 cap R 18225/40𝑅18
    • 255/40R18255 / 40 cap R 18255/40𝑅18 

How to find your exact tire size
  • Check the driver's side door jamb: There is a sticker with the original equipment tire size for your specific vehicle.
  • Look at the tire's sidewall: The size is printed directly on the side of the tire, which is a good way to verify the sticker information. 



What size are the stock wheels on a Lexus IS350?


Lexus IS350 Wheel FAQs
Depending on its year model and trim level, your Lexus IS350 has a range of potential stock wheel sizes, including 17-inch rims, 18-inch rims and 19-inch rims.



What is my stock rim size?


One way to determine the rim size for your vehicle is to look at the alphanumeric tire size code located in the owner's manual, driver's side door jamb, or inside the glove box door. Look for a code like P215/65 R15 95H.



What is the bolt pattern on a Lexus IS350?


The Lexus IS 350 has a 5x114.3 mm bolt pattern, also known as 5x4.5 inches. This has been consistent across all generations of the IS model, from its introduction to the most recent models. 

  • Bolt Pattern: 5x114.3 mm (or 5x4.5 inches)
  • Number of Lugs: 5
  • Consistency: This pattern is common across all model years of the Lexus IS 350.


Kevin's Auto

Kevin Bennett

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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.