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320/65R15 Tires

Considering which tire size you need is important. Not all tires are the right fit for your vehicle. Therefore, spending some time learning about tire sizes, their meanings, and applications will help you narrow down your search. Of course, reading the tire size is not so easy, but it is an important skill. It consists of multiple numbers and letters, all of which have meanings. To learn more, keep reading.

320/65R15 Tire Size Explanation

  • 320 - This number represents the tire’s width in millimeters, measured from one shoulder to the other. In this case, the tire’s width is 320 mm (12.6 inches).
  • 65 - The aspect ratio is expressed as a percentage of the tire’s height to its width. A 65-aspect ratio means that the tire’s height is 65% of its width (in this case it is 208 mm / 8.19 inches).
  • R - This indicates that the tire was manufactured with a radial construction, which is the most common tire construction type used today.
  • 15 - This last number denotes the diameter of the wheel in inches. This tire was manufactured to be mounted on 15-inch (381 mm) wheels.

Factors to Consider When Choosing 320/65R15 Tires:

It is important to match the tires to the vehicle’s needs, but tire size is not the only factor you have to consider.

Vehicle Compatibility:

Match the tire size to your vehicle. Check whether 320/65R15 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 320/65R15 tires helps improve the vehicle’s performance and driving safety.


Create a budget! 320/65R15 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:

Find suitable tire load and speed ratings for your vehicle. If they do not match your vehicle, they will not work for you.

Tire Maintenance

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


320/65R15 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, 320/65R15 tires are sure to serve you for a long time.

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1 Item

  1. Firestone Destination Farm Radial Implement 320/65R15 142D AS A/S All Season Tire
    Log in or Join the Club to Get Member Pricing
    MSRP $664.75 per tire $543.99
    In Stock (10+)
    Show tire specifications Hide tire specifications
    SKU N1401661-99
    Type Tractor
    Load Range N/A
    Speed Rating D
    Performance N/A
    MPN 007118
    Overall Diameter 31.4
    Season All Season
    Aspect Ratio 65
    Brand Firestone
    UTQG N/A
    Run Flat No
    Rebate Available No
    Sidewall BSW: Black Side Wall
    Size 320/65R15
    Load Index 142
    Section Width 320
    Model Destination Farm Radial Implement
    Rim Diameter 15
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