245/35R21 tire size in inches

245/35R21 tires are 27.8″ tall, have a section width of 9.6″, and fit wheels with a diameter of 21. The circumference is 87.1″ that translates into 727 revolutions per mile. As a rule, they can be mounted on the wheels with 21″ x 8-9.5″ rim width. In the high flotation system, the equivalent tire size is 27.8×9.6R21.

What is 245/35R21 in inches?

Tire Diameter:27.8″
Tire Section Width:9.6″
Rim Width Range:21″ x 8-9.5″
Sidewall Height:3.4″

Alternate sizes – Upsizing Wheels or Tires?

What is a 245/35R21 equivalent to?

Check out the chart below to find possible alternatives to the 245/35R21 tire size staying within the 3%-range of the tire diameter, allowing to choose wider wheels or tires with smaller sidewalls. A good rule of thumb is to avoid decreasing the diameter of the wheel. If you are not sure about the custom sizes, consult the experts or stick to the factory tire size.

Tire sizeDiameterDifferenceWidthWheel size
Upsizing chart

What does 245/35R21 mean?

Trying to decode the size of the tires? Scroll down the page to learn what all these numbers on the sidewall stand for.

P or LTThe first letter in the string denotes the class. P stands for passenger vehicles, LT is intended for light trucks carrying heavy loads.
245It means the width of the tire is 245 millimeters
35The tire has an aspect ratio of 35. To put it simple, the sidewall height is 35% of the width, so it would be 3.4″.
RR stands for the Radial, a standard construction method for about 99% of tires.
21The tire is designed to fit 21″ x 8-9.5″ rims that are 21 inches in diameter.

Popular questions about 245/35R21 tire size

How wide is a 245/35R21 tire?

The tires of the given size have a section width of 9.6″ inches.

How tall is a 245/35R21 tire?

The height of the following tire size equals 27.8″ inches.

What rims will fit 245/35R21 tires?

For each tire size, often there are several wheel sizes. You can’t put very wide tires on narrow rims or vise versa. You need the rim size of 21″ x 8-9.5″ for 245/35R21 tires.

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