225/55R15 In Inches

What size tire is 225/55R15 in Inches?

The 225/55R15 equivalent to 24.8x8.9R15 in inches, as follow:

  • 24.8 inches (629mm) stand for the tire diameter, also referred to as the tire height
  • 8.9 inches (225mm) is the tire width, this may also know as the section width
  • 15 inches (381mm) represent the rim diameter or called the wheel diameter that can be mounted on.
Diameter24.8"629 mm
Tread Width8.9"225 mm
Rim Diameter15"381 mm
Sidewall Height4.9"124 mm
Circumference77.9"1979 mm
Revolutions813"505 mm
tire diameter
Tire Side
Tire Circumference
813 Revs/Mile

How big is a 225/55R15 tire’s height?

The overall diameter of a 225/55R15 is 24.8 inches or 629 mm tall (measurement of a tire’s outside diameter through its exact center when inflated with no load.

How wide is a 225/55R15 tire’s width?

The 225/55R15 has a width of 8.9 inches or 225 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 225/55R15 tire sidewall height?

The 225/55R15 has a sidewall height of 4.9 inches or 124 mm tall. It’s measured from the rim to the outer edge of the tire.

What size rim do you need for 225/55R15?

The 225/55R15 tire has a size rim of 15 inches or 381 mm. This number represents the distance between the two bead seat areas where the tire is sealed onto the wheel.

How many revolutions for 225/55R15 per mile or kilometer?

The 225/55R15 performs 813 revolutions per mile or 505 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 225/55R15 tire circumference?

The circumference of 225/55R15 is 77.9 inches or 1979 mm.

What’s wider or narrow than 225/55R15 is acceptable?

You can replace the 225/55R15 tires that are within ±3% of the overall tire diameter. In this case, it’s between 24.1 and 25.5 inches (610mm to 648 mm). Check our tire size chart here or the tire size calculator tool here to find your size.

Tire Size Chart for 15" Wheels:

19″ Tire Diameter

20″ Tire Diameter

21″ Tire Diameter

22″ Tire Diameter

23″ Tire Diameter

24″ Tire Diameter

25″ Tire Diameter

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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