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235/40R18 Tires

Getting the correct tire size is crucial when buying new tires. While tire size does not dictate the specific characteristics each tire has, it is something that cannot be neglected when searching for your next tire set. Each tire size consists of numbers and letters that have specific meanings. The different components of the tire size together determine on which vehicles and in what type of applications these tires can be used. Learn more about what each section of the tire size means.

235/40R18 Tire Size Explanation

  • 235 - This number represents the tire’s width in millimeters, measured from one shoulder to the other. In this case, the tire’s width is 235 mm (9.25 inches).
  • 40 - The aspect ratio is expressed as a percentage of the tire’s height to its width. A 40-aspect ratio means that the tire’s height is 40% of its width (in this case it is 94 mm / 3.7 inches).
  • R - This indicates that the tire was manufactured with a radial construction, which is the most common tire construction type used today.
  • 18 - This last number denotes the diameter of the wheel in inches. This tire was manufactured to be mounted on 18-inch (457.2 mm) wheels.

Factors to Consider When Choosing 235/40R18 Tires:

Apart from the tire size, drivers must consider multiple other factors as well, before deciding which tires to purchase. Here are some things to look into:

Vehicle Compatibility:

Match the tire size to your vehicle. Check whether 235/40R18 tires will work with it and purchase tires of the right tire size.

Tire Type:

After deciding on the tire size, figure out whether you need snow tires or all season tires (maybe even summer tires) for your specific application.

Tread Pattern:

The optimized tread pattern of 235/40R18 tires helps improve the vehicle’s performance and driving safety.

Budget:

Create a reasonable budget and stick with it. This will narrow down your options, while also preventing you from overspending.

Brand and Quality:

Depending on the tire brand you purchase, you will get different quality tires. For this reason, it is important to do some research before buying the tires.

Load and Speed Rating:

Matching load ranges, load indexes, and speed ratings to the vehicle’s needs is crucial to ensure a secure performance.

Tire Maintenance

Consistent tire maintenance helps lengthen the usability and durability of each 235/40R18 tire. Make sure to check your tires regularly.

Conclusion:

235/40R18 tires are a popular in the U.S. tire market, as they are suitable for a wide range of vehicles. These tires make sure that they offer the best possible handling, traction, and driving durability in versatile applications. If you wish to purchase these tires, make sure to check out all of the options available and buy the set that suits your driving habits, the road and weather conditions in your area, and, most importantly, your vehicle’s needs. With proper tire maintenance, your 235/40R18’s service life will be maximized.

View as List Grid

155 Results found

  1. Goodyear Assurance WeatherReady 2 235/40R18 95W XL
    Goodyear Logo
    Goodyear Assurance WeatherReady 2 235/40R18 95W XL
    235/40R18
    All Weather
    High Performance
      60,000 miles
    In Stock (10+)
    MSRP $298.75 per tire $254.99
    In Stock (10+)
    Enter your zip code for delivery times
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    SKU N1673521-99
    Type Passenger
    Road Hazard Warranty No
    Load Range XL
    Speed Rating W
    Performance High Performance
    MPN 767146673
    Overall Diameter 25.4
    Season All Weather
    Aspect Ratio 40
    Brand Goodyear
    UTQG 700AA
    Run Flat No
    Rebate Available No
    Country of Origin N/A
    Sidewall BSW: Black Side Wall
    Size 235/40R18
    Load Index 95
    Section Width 235
    Model Assurance WeatherReady 2
    Rim Diameter 18
    Treadlife/Mileage 60,000 miles
  2. Atturo AZ810 235/40R18 95Y XL
    Atturo Logo
    Atturo AZ810 235/40R18 95Y XL
    235/40R18
    All Weather
    High Performance
      45,000 miles
    In Stock (10+)
    MSRP $113.75 per tire $83.99
    In Stock (10+)
    Enter your zip code for delivery times
    Show tire specifications Hide tire specifications
    SKU N1677058-99
    Type Passenger
    Road Hazard Warranty No
    Load Range XL
    Speed Rating Y
    Performance High Performance
    MPN AZ810-BC5AJPA
    Overall Diameter 25.4
    Season All Weather
    Aspect Ratio 40
    Brand Atturo
    UTQG 420AA
    Run Flat No
    Rebate Available No
    Country of Origin N/A
    Sidewall BSW: Black Side Wall
    Size 235/40R18
    Load Index 95
    Section Width 235
    Model AZ810
    Rim Diameter 18
    Treadlife/Mileage 45,000 miles
  3. Hercules Raptis R-T6 235/40R18 95W XL
    Hercules Logo
    Hercules Raptis R-T6 235/40R18 95W XL
    235/40R18
    All Season
    High Performance
      50,000 miles
    In Stock (10+)
    MSRP $176.75 per tire $146.99
    In Stock (10+)
    Enter your zip code for delivery times
    Show tire specifications Hide tire specifications
    SKU N1687017-99
    Type Passenger
    Road Hazard Warranty No
    Load Range XL
    Speed Rating W
    Performance High Performance
    MPN 98594
    Overall Diameter 25.4
    Season All Season
    Aspect Ratio 40
    Brand Hercules
    UTQG 500AA
    Run Flat No
    Rebate Available No
    Country of Origin N/A
    Sidewall BSW: Black Side Wall
    Size 235/40R18
    Load Index 95
    Section Width 235
    Model Raptis R-T6
    Rim Diameter 18
    Treadlife/Mileage 50,000 miles
  4. Ironhead Vengeance UHP HPD01 235/40R18 95W XL
    Ironhead Logo
    Ironhead Vengeance UHP HPD01 235/40R18 95W XL
    235/40R18
    All Season
    High Performance
      50,000 miles
    In Stock (10+)
    MSRP $115.75 per tire $92.99
    In Stock (10+)
    Enter your zip code for delivery times
    Show tire specifications Hide tire specifications
    SKU N1682386-99
    Type Passenger
    Road Hazard Warranty No
    Load Range XL
    Speed Rating W
    Performance High Performance
    MPN IHUP20K
    Overall Diameter 25.4
    Season All Season
    Aspect Ratio 40
    Brand Ironhead
    UTQG 600AA
    Run Flat No
    Rebate Available No
    Country of Origin N/A
    Sidewall BSW: Black Side Wall
    Size 235/40R18
    Load Index 95
    Section Width 235
    Model Vengeance UHP HPD01
    Rim Diameter 18
    Treadlife/Mileage 50,000 miles
  5. Pantera Platinum Touring A/S 235/40R18 ZR 95W
    Pantera Logo
    Pantera Platinum Touring A/S 235/40R18 ZR 95W
    235/40R18
    All Season
    High Performance
      60,000 miles
    In Stock (10+)
    MSRP $105.75 per tire $86.99
    In Stock (10+)
    Enter your zip code for delivery times
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    SKU N1685210-99
    Type Passenger
    Road Hazard Warranty No
    Load Range SL
    Speed Rating W
    Performance High Performance
    MPN 151225
    Overall Diameter 25.4
    Season All Season
    Aspect Ratio 40
    Brand Pantera
    UTQG 600AA
    Run Flat No
    Rebate Available No
    Country of Origin N/A
    Sidewall BSW: Black Side Wall
    Size 235/40R18
    Load Index 95
    Section Width 235
    Model Platinum Touring A/S
    Rim Diameter 18
    Treadlife/Mileage 60,000 miles
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