165/40R16 In Inches

What size tire is 165/40R16 in Inches?

The 165/40R16 equivalent to 21.2x6.5R16 in inches, as follow:

  • 21.2 inches (538mm) stand for the tire diameter, also referred to as the tire height
  • 6.5 inches (165mm) is the tire width, this may also know as the section width
  • 16 inches (406mm) represent the rim diameter or called the wheel diameter that can be mounted on.
Diameter21.2"538 mm
Tread Width6.5"165 mm
Rim Diameter16"406 mm
Sidewall Height2.6"66 mm
Circumference66.6"1692 mm
Revolutions951"591 mm
tire diameter
Tire Side
Tire Circumference
951 Revs/Mile

What is a 165/40R16 tire width?

The 165/40R16 has a width of 6.5 inches or 165 mm wide. This is the measurement of the tire at its thickest point, the distance between the inner sidewall’s widest point and the outer 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.

How big is a 165/40R16 tire’s height?

The overall diameter of a 165/40R16 is 21.2 inches or 538 mm tall (measurement of a tire’s outside diameter through its exact center when inflated with no load.

What size rim do I need for 165/40R16?

The size rim of a 165/40R16 tire is 16 inches or 406 mm tall. This number represents the distance between the two bead seat areas where the tire is sealed onto the wheel.

How tall is a 165/40R16 tire sidewall’s height?

The sidewall height of a 165/40R16 is 5.5 inches or 66 mm tall. It’s measured from the wheel rim to the top of the tread, expressed as a percentage of tire width.

What about 165/40R16 tire circumference?

165/40R16 tire has a circumference of 66.6 inches or 1692 mm

How many revolutions for 165/40R16 per mile & kilometer?

The 165/40R16 performs 591 revolutions per kilometer or 951 revolutions per mile. Revolutions per mile indicate the number of times a tire revolves while it covers the distance of one mile/kilometer

What’s wider or narrow than 165/40R16 is acceptable?

You can replace the 165/40R16 tires that are within ±3% of the overall tire diameter. In this case, it’s between 20.6 and 21.8 inches (522mm to 554 mm). Check our tire size chart here or the tire size calculator tool here to find your size.

Tire Size Chart for 16" Wheels:

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

33" Tire Diameter

34" Tire Diameter

35" Tire Diameter

36" Tire Diameter

37" Tire Diameter

38" Tire Diameter

39" Tire Diameter

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