305/45R17 In Inches

What size tire is 305/45R17 in Inches?

The 305/45R17 equivalent to 27.8x12R17 in inches, as follow:

  • 27.8 inches (706mm) stand for the tire diameter, also referred to as the tire height
  • 12 inches (305mm) is the tire width, this may also know as the section width
  • 17 inches (432mm) represent the rim diameter or called the wheel diameter that can be mounted on.
Diameter27.8"706 mm
Tread Width12"305 mm
Rim Diameter17"432 mm
Sidewall Height5.4"137 mm
Circumference87.3"2217 mm
Revolutions726"451 mm
tire diameter
Tire Side
Tire Circumference
726 Revs/Mile

How tall is a 305/45R17 tire’s height?

The 305/45R17 has an overall diameter of 27.8 inches or 706 mm tall (measured from the outside edges of the wheel)

How wide is a 305/45R17 tire’s width?

The 305/45R17 has a width of 12 inches or 305 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 305/45R17 tire sidewall height?

The 305/45R17 has a sidewall height of 5.4 inches or 137 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 305/45R17?

The 305/45R17 tire has a size rim of 17 inches or 432 mm. This number represents the distance between the two bead seat areas where the tire is sealed onto the wheel.

How many revolutions for 305/45R17 per mile or kilometer?

The 305/45R17 performs 726 revolutions per mile or 451 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 305/45R17 tire circumference?

The circumference of 305/45R17 is 87.3 inches or 2217 mm.

What’s wider or narrow than 305/45R17 is acceptable?

You can replace the 305/45R17 tires that are within ±3% of the overall tire diameter. In this case, it’s between 27 and 28.6 inches (685mm to 727 mm). Check our tire size chart here or the tire size calculator tool here to find your size.

Tire Size Chart for 17" Wheels:

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

33" Tire Diameter

34" Tire Diameter

36" Tire Diameter

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