195/45R15 In Inches

What size tire is 195/45R15 in Inches?

The 195/45R15 equivalent to 21.9x7.7R15 in inches, as follow:

  • 21.9 inches (557mm) stand for the tire diameter, also referred to as the tire height
  • 7.7 inches (195mm) 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.
Diameter21.9"557 mm
Tread Width7.7"195 mm
Rim Diameter15"381 mm
Sidewall Height3.5"88 mm
Circumference68.8"1748 mm
Revolutions921"572 mm
tire diameter
Tire Side
Tire Circumference
921 Revs/Mile

What is 195/45R15 tire diameter?

The 195/45R15 has an overall diameter of 21.9 inches or 557 mm tall (Measurement of a tire’s outside diameter through its exact center when inflated with no load.)

How wide is a 195/45R15 tire’s width?

The 195/45R15 has a width of 7.7 inches or 195 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 195/45R15 tire sidewall height?

The 195/45R15 has a sidewall height of 3.5 inches or 88 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 195/45R15?

The 195/45R15 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 195/45R15 per mile or kilometer?

The 195/45R15 performs 921 revolutions per mile or 572 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 195/45R15 tire circumference?

The circumference of 195/45R15 is 68.8 inches or 1748 mm.

What’s wider or narrow than 195/45R15 is acceptable?

You can replace the 195/45R15 tires that are within ±3% of the overall tire diameter. In this case, it’s between 21.2 and 22.6 inches (540mm to 574 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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