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275/35R21 Tires

Finding and buying the right tires for your vehicle involves a little bit of planning. This is because you need to find what works for you in just one tire size range. Yet, that does not mean that your options are limited. In each tire size, drivers can easily get the perfect fit for their cars, SUVs, light trucks, or specialty vehicles.

275/35R21 Tire Size Explanation

  • 275 - This number represents the tire’s width in millimeters, measured from one shoulder to the other. In this case, the tire’s width is 275 mm (10.83 inches).
  • 35 - The aspect ratio is expressed as a percentage of the tire’s height to its width. A 35-aspect ratio means that the tire’s height is 35% of its width (in this case it is 96.25 mm / 3.79 inches).
  • R - This indicates that the tire was manufactured with a radial construction, which is the most common tire construction type used today.
  • 21 - This last number denotes the diameter of the wheel in inches. This tire was manufactured to be mounted on 21-inch (533.4 mm) wheels.

Factors to Consider When Choosing 275/35R21 Tires:

When shopping for tires, choose the ones that work best for your vehicle. However, tire size is not the only thing you need to keep in mind when shopping for new tires.

Vehicle Compatibility:

Match the tire size to your vehicle. Check whether 275/35R21 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 275/35R21 tires helps improve the vehicle’s performance and driving safety.

Budget:

Create a budget! 275/35R21 tires can be pricey and creating a budget range will help you decide between different tires more easily.

Brand and Quality:

Research the tires you are interested in before finalizing your purchase. Get the quality tires that work best for your vehicle.

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

Proper tire maintenance is crucial to ensure the tire’s lengthened usability. This helps protect the tires from tread and external damage.

Conclusion:

275/35R21 tires are a great choice, which will enhance driving safety levels. When the correct tires are chosen - that are also the right selection for vehicle types, performance, driving habits, and driving conditions - the vehicle is able to securely perform at all times. With proper tire maintenance, 275/35R21 tires are sure to serve you for a long time.

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  1. Model
    Blu-Trac HP
  1. Armstrong Blu-Trac HP 275/35R21 103Y XL
    Armstrong Logo
    Armstrong Blu-Trac HP 275/35R21 103Y XL
    275/35R21
    All Season
    High Performance
      45,000 miles
      Road Hazard Warranty
    In Stock (10+)
    MSRP $189.75 per tire $156.99
    In Stock (10+)
    Enter your zip code for delivery times
    Show tire specifications Hide tire specifications
    SKU N1579220-99
    Type Truck/SUV
    Road Hazard Warranty Yes
    Load Range XL
    Speed Rating Y
    Performance High Performance
    MPN 1200060612
    Overall Diameter 28.6
    Season All Season
    Aspect Ratio 35
    Brand Armstrong
    UTQG 340AA
    Run Flat No
    Rebate Available No
    Country of Origin Thailand
    Sidewall BSW: Black Side Wall
    Size 275/35R21
    Load Index 103
    Section Width 275
    Model Blu-Trac HP
    Rim Diameter 21
    Treadlife/Mileage 45,000 miles
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