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What size tires are on a 2015 Lexus RX450h?

The 2015 Lexus RX450h, a hybrid luxury SUV, typically comes equipped with 235/60R18 tires as standard. This tire size provides a balance of comfort, handling, and fuel efficiency for the RX450h.


Tire Size Specifications


The 235/60R18 tire size on the 2015 Lexus RX450h can be broken down as follows:



  • 235 - This is the tire's width in millimeters. The wider the tire, the more grip and stability it provides, but also the higher the rolling resistance and fuel consumption.

  • 60 - This is the tire's aspect ratio, which is the ratio of the tire's sidewall height to the tread width. A lower aspect ratio (closer to 50) provides better handling, while a higher aspect ratio (closer to 70) offers a more comfortable ride.

  • R - This indicates that the tire is a radial tire, which is the most common type of tire construction today.

  • 18 - This is the wheel diameter in inches that the tire is designed to fit.


The 235/60R18 tire size is a common choice for mid-size luxury SUVs like the Lexus RX450h, as it provides a good balance of performance, comfort, and fuel efficiency.


Tire Upgrade Options


While the standard 235/60R18 tires are suitable for most driving conditions, some Lexus RX450h owners may choose to upgrade to larger or higher-performance tires, depending on their driving needs and preferences. Some common alternative tire sizes for the RX450h include:



  • 245/55R19

  • 255/50R20

  • 275/45R21


These larger tire sizes can improve handling and aesthetics, but may also result in a slightly harsher ride and decreased fuel economy. It's important to consult with a tire professional to ensure any tire upgrades are compatible with the Lexus RX450h's specifications and do not negatively impact the vehicle's performance or safety.

What is the driving range of the RX450h?


around 37 miles
Car review: When plugged in, the Lexus RX450h can achieve around 37 miles of pure electric driving.



How many miles per gallon does a 2015 Lexus 450h get?


30 mpg combined
The upside is that EPA-estimated fuel economy is an impressive 30 mpg combined (32 city/28 highway) with front-wheel drive. The all-wheel-drive version returns 29 mpg combined (30 /28).



How long does Lexus RX 450h hybrid battery last?


between 3-5 years
2021 Lexus RX 450h batteries frequently last between 3-5 years, but this is variable depending on the type of battery, weather conditions, driving habits, and more. You can prolong the life of your RX 450h battery by: Keeping your vehicle stored indoors away from extreme swings in temperature or climate.



Do Lexus have special tires?


There are dozens of standard tires that will fit your wheel, but Original Equipment (OE) tires are engineered specifically for your Lexus, so you can enjoy your investment at its peak potential. The Lexus Tire Center carries all the top brands, such as Michelin, Bridgestone, Yokohama, Dunlop, and more.



What are the best years for used Lexus RX 450h?


The Best Model Years to Buy a Lexus RX 450h
With the 2022, you would only pay, on average, 71% of the price as new, with 83% of the vehicle's useful life remaining. The 2021 and 2020 model years are also attractive years for the RX 450h, and provide a relatively good value.



How long does Lexus 450h battery last?


between 3-5 years
How long do 2021 Lexus RX 450h batteries last? 2021 Lexus RX 450h batteries frequently last between 3-5 years, but this is variable depending on the type of battery, weather conditions, driving habits, and more.



What are the common faults on a Lexus RX 450h?


Suspension problems are also common in the Lexus RX450h, particularly in models that have high mileage. Some owners have reported leaks in the air suspension system, while others have reported that the compressor wears out quickly and needs to be replaced.



What is the difference between Lexus RX 350 and RX 450h?


A major difference between the two is seen in the engine and performance with the RX 350h equipped with a 246hp 2.5L 4-cylinder engine with Lexus Hybrid Electric Drive and the RX 450h+ having a 304hp 2.5L 4-cylinder engine with Lexus Plug-in Hybrid Electric Drive.



What is the tire size for a Lexus RX450h?


Lexus RX450h tire pressures & sizes

Tire SizePositionPressure
P235/55R19 101VRear34 Bar
235/65R18 106VFront33 Bar
235/65R18 106VRear33 Bar
235/55R20 102VFront33 Bar



Is Lexus RX 450h expensive to maintain?


Maintaining a Lexus RX 450h will cost $517 per year on average through the first 5 years of new ownership. Costs and probability of repair increase over time.


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.