325/35R28 Tire Size in Inches and Millimeters

325/35R28 tires have a diameter of 37" (939 mm), a tread width of 12.8" (325 mm), and a wheel diameter of 28" (711.2 mm).The sidewall of the tire is 4.5" (114 mm), and the tire's circumference is 116.2" (2948.5 mm). This means a 325/35R28 tire will make make 545 revolutions per mile, or 339 revolutions per kilometer.

325/35R28 Tire Front
12.8"
37"
325/35R28 Tire Side
Tire Circumference
116.2"
28"
4.5"
545 Revs/Mile
SpecInchesMetric
Diameter37"939 mm
Width12.8"325 mm
Wheel28"711.2 mm
Sidewall4.5"114 mm
Circum116.2"2948.5 mm
Revolutions545 per mile339 per km

What Does 325/35R28 Mean?

The tire size 325/35R28 is a common size used on many trucks, SUVs, and other larger vehicles.

Here is what each part of the size designation represents:

  • 325: This number represents the width of the tire in millimeters. In this case, the tire is 325 millimeters wide.
  • 35: This number represents the aspect ratio of the tire, which is the height of the tire's sidewall as a percentage of its width. In this case, the sidewall height is 35% of the tire's width.
  • R: This letter indicates the tire's construction type. “R” stands for radial construction, which is the most common type of tire construction today.
  • 28: This number represents the diameter of the wheel that the tire is designed to fit on, in inches. In this case, the tire is designed to fit on a 28-inch wheel.

325/35R28 tire size meaning

How To Convert 325/35R28 Into Inches

The 325/35R28 conversion is fairly simple. The first number in the tire size, 325, represents the width of the tire in millimeters. To convert this to inches, we divide 325 by 25.4 (since there are 25.4 millimeters in an inch). This gives us approximately 12.8 inches.

The second number in the tire size, 35, represents the aspect ratio or the height of the tire as a percentage of its width. To calculate the height in inches, we multiply 12.8 by 0.35, which gives us approximately 4.5 inches.

Finally, the last number in the tire size, 28, represents the diameter of the wheel rim in inches. Therefore, the tire size 325/35R28 can be expressed in inches as roughly 12.8 inches wide, 4.5 inches tall, and designed to fit a 28-inch wheel rim.

Set of 4 (FOUR) Venom Power Ragnarok One All-Season Performance Radial Tires-325/35R28 325/35/28 325/35-28 120V Load Range XL 4-Ply BSW Black Side Wall
Set of 4 (FOUR) Venom Power Ragnarok One All-Season Performance Radial Tires-325/35R28 325/35/28 325/35-28 120V Load Range XL 4-Ply BSW Black Side Wall
Treadlife: 40,000 miles; Season: All Season; Performance: Performance; Car Type: Truck/SUV
$1,156.93
Sale
Lionhart LH-TEN All-Season Radial Tire - 325/35R28 120V
Lionhart LH-TEN All-Season Radial Tire - 325/35R28 120V
This product is not for sale in the state of Arkansas
$300.00
Venom Power Ragnarok One All-Season Performance Radial Tire-325/35R28 325/35/28 325/35-28 120V Load Range XL 4-Ply BSW Black Side Wall
Venom Power Ragnarok One All-Season Performance Radial Tire-325/35R28 325/35/28 325/35-28 120V Load Range XL 4-Ply BSW Black Side Wall
Treadlife: 40,000 miles; Season: All Season; Performance: Performance; Car Type: Truck/SUV
$289.93

Frequently Asked Questions About 325/35R28 Tires

How tall is a 325/35R28 tire?

A 325/35R28 tire has an approximate height, also known as the overall diameter, of 37 inches (939 mm). This height can vary slightly depending on the brand and model of the tire, as well as the amount of air pressure in the tire.

How wide is a 325/35R28 tire?

A 325/35R28 tire has a width of approximately 12.8 inches (325 millimeters). The width of the tire is the first number in the tire size designation, which in this case is “325”. It’s important to note that the actual width of the tire may vary slightly depending on the brand and model of the tire, and the width may also be affected by the amount of air pressure in the tire.

Alternate 325/35R28 Replacement Tire Sizes

Upsizing your wheels or tires? Replacement tires must be within 3% of the diametor of the original tire. The following sizes fall within that range - click on any size to see detailed info about that tire and wheel combination.

SizeDiameterWidthWheel
255/30R3036.1"916 mm30 mm
305/25R3238"965 mm32 mm
305/75R1836"915 mm18 mm
315/30R3037.5"952 mm30 mm
315/40R2635.9"912 mm26 mm
315/50R2436.5"926 mm24 mm
315/70R2037.4"950 mm20 mm
325/35R2837"939 mm28 mm
325/55R2236.1"917 mm22 mm
325/60R2237.4"949 mm22 mm
325/80R1636.5"926 mm16 mm
335/55R2236.5"927 mm22 mm
345/45R2436.2"920 mm24 mm
345/50R2437.6"956 mm24 mm
345/75R1636.4"924 mm16 mm
355/40R2637.2"944 mm26 mm
355/60R2036.8"934 mm20 mm
355/65R1836.2"919 mm18 mm
355/70R1736.6"930 mm17 mm
365/70R1636.1"918 mm16 mm
365/75R1637.6"954 mm16 mm
375/55R2036.2"920 mm20 mm
385/70R1637.2"946 mm16 mm
395/70R1637.8"960 mm16 mm