285/40R17 In Inches

What size tire is 285/40R17 in Inches?

The 285/40R17 equivalent to 26x11.2R17 in inches, as follow:

  • 26 inches (660mm) stand for the tire diameter, also referred to as the tire height
  • 11.2 inches (285mm) 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.
InchesMetric
Tire Diameter26"660 mm
Tread Width11.2"285 mm
Rim Diameter17"432 mm
Sidewall Height4.5"114 mm
Circumference81.7"2075 mm
Revolutions776 revs/mile482 revs/km
tire diameter
11.2"
26"
Tire Side
Tire Circumference
81.7"
17"
4.5"
776 Revs/Mile

What is a 285/40R17 tire width?

The 285/40R17 has a width of 11.2 inches or 285 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 285/40R17 tire’s height?

The overall diameter of a 285/40R17 is 26 inches or 660 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 285/40R17?

The size rim of a 285/40R17 tire is 17 inches or 432 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 285/40R17 tire sidewall’s height?

The sidewall height of a 285/40R17 is 4.5 inches or 114 mm tall. It’s measured from the rim to the outer edge of the tire.

What about 285/40R17 tire circumference?

285/40R17 tire has a circumference of 81.7 inches or 2075 mm

How many revolutions for 285/40R17 per mile & kilometer?

The 285/40R17 performs 482 revolutions per kilometer or 776 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 285/40R17 is acceptable?

You can replace the 285/40R17 tires that are within ±3% of the overall tire diameter. In this case, it’s between 25.2 and 26.8 inches (640mm to 680 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

*Disclaimer: The information provided on the tire size is for general informational purposes only. We recommend that you consult a certified tire specialist or National Highway Traffic Safety Administration (NHTSA) sets specific guidelines for tires used on vehicles.


Share on:

Jamie Hicks

Sullivan Kane

Tire Technician at TireSizesCalculator

Sullivan is a Tire Technician specializing in tire repair at TireSizesCalculator. With over 6 years of experience in the industry, Sullivan has become an expert in tire repair, maintenance & installation.


Leave a Comment