275/35R21 In Inches

What size tire is 275/35R21 in Inches?

The 275/35R21 equivalent to 28.6x10.8R21 in inches, as follow:

  • 28.6 inches (726mm) stand for the tire diameter, also referred to as the tire height
  • 10.8 inches (275mm) is the tire width, this may also know as the section width
  • 21 inches (533mm) represent the rim diameter or called the wheel diameter that can be mounted on.
Diameter28.6"726 mm
Tread Width10.8"275 mm
Rim Diameter21"533 mm
Sidewall Height3.8"96 mm
Circumference89.5"2273 mm
Revolutions708"440 mm
tire diameter
Tire Side
Tire Circumference
708 Revs/Mile

What is 275/35R21 tire diameter?

The 275/35R21 has an overall diameter of 28.5 inches or 725 mm tall (Measurement of a tire’s outside diameter through its exact center when inflated with no load.)

How wide is a 275/35R21 tire’s width?

The 275/35R21 has a width of 10.8 inches or 275 mm wide. This is the measurement of the tire at its thickest point, the distance between the outer sidewall’s widest point and the inner sidewall’s widest point. This physical width of the tire can change if the tire is mounted on a wheel slightly wider or narrower than the size indicated by the rim width.

What is a 275/35R21 tire sidewall height?

The 275/35R21 has a sidewall height of 3.8 inches or 96 mm tall. It’s measured from the wheel rim to the top of the tread, expressed as a percentage of tire width.

What size rim do you need for 275/35R21?

The 275/35R21 tire has a size rim of 21 inches or 533 mm. This number represents the distance between the two bead seat areas where the tire is sealed onto the wheel.

How many revolutions for 275/35R21 per mile or kilometer?

The 275/35R21 performs 708 revolutions per mile or 440 revolutions per kilometer. Revolutions per mile indicate the number of times a tire revolves while it covers the distance of one mile/kilometer

How about 275/35R21 tire circumference?

The circumference of 275/35R21 is 89.5 inches or 2273 mm.

What’s wider or narrow than 275/35R21 is acceptable?

You can replace the 275/35R21 tires that are within ±3% of the overall tire diameter. In this case, it’s between 27.6 and 29.4 inches (703mm to 747 mm). Check our tire size chart here or the tire size calculator tool here to find your size.

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Tire Size Chart for 21" Wheels:

26″ Tire Diameter

27″ Tire Diameter

28″ Tire Diameter

29″ Tire Diameter

30″ Tire Diameter

31″ Tire Diameter

32″ Tire Diameter

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