Call Us: 866-440-0177

Road Trip Sale: $15 OFF on orders of $150+
Copy Coupone Code: ROAD24

Shipping is free for all orders! 90 Days Money Back Guarantee

355/25R21 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.

355/25R21 Tire Size Explanation

  • 355 - This number represents the tire’s width in millimeters, measured from one shoulder to the other. In this case, the tire’s width is 355 mm (13.98 inches).
  • 25 - The aspect ratio is expressed as a percentage of the tire’s height to its width. A 25-aspect ratio means that the tire’s height is 25% of its width (in this case it is 88.75 mm / 3.49 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 355/25R21 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:

Check the owner’s manual for the tire size suitable for your vehicle, as 355/25R21 tires might not work for it.

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:

355/25R21 tires feature a specially designed tread patterns. This enables the tire’s performance in versatile weather conditions.


Create a budget! 355/25R21 tires can be pricey and creating a budget range will help you decide between different tires more easily.

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 355/25R21 tire. Make sure to check your tires regularly.


355/25R21 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, 355/25R21 tires are sure to serve you for a long time.

View as List Grid

1 Item

  1. Pirelli P Zero (L) 355/25R21 107Y XL Tire
    Pirelli P Zero (L) 355/25R21 107Y XL Tire
    High Performance
    In Stock (10+)
    Log in or Join the Club to Get Member Pricing
    MSRP $1,424.75 per tire $1,208.27
    In Stock (10+)
    Show tire specifications Hide tire specifications
    SKU N1402009-99
    Type Truck/SUV
    Load Range XL
    Speed Rating Y
    Performance High Performance
    MPN 1997400
    Overall Diameter 28
    Season Summer
    Aspect Ratio 25
    Brand Pirelli
    UTQG 120AAA
    Run Flat No
    Rebate Available No
    Sidewall BSW: Black Side Wall
    Size 355/25R21
    Load Index 107
    Section Width 355
    Model P Zero
    Rim Diameter 21
2024 Priority Tire. All Rights Reserved