285/70R17 Tire Size In Inches

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285/70R17 tires are 32.7″ tall, have a section width of 11.2″, and fit wheels with a diameter of 17. The circumference is 102.7″ that translates into 617 revolutions per mile. As a rule, they can be mounted on the wheels with 17″ x 7.5-9.5″(LT Tires 7.5-9″) rim width. In the high flotation system, the equivalent tire size is 32.7×11.2R17.

What is 285/70R17 in inches?

Tire Diameter:	32.7″
Tire Section Width:	11.2″
Rim Width Range:	17″ x 7.5-9.5″(LT Tires 7.5-9″)
Sidewall Height:	7.9″
Circumference:	102.7″
Revs/Mile:	617

Alternate sizes – Upsizing Wheels or Tires?

What is a 285/70R17 equivalent to?

Check out the chart below to find possible alternatives to the 285/70R17 tire size staying within the 3%-range of the tire diameter, allowing to choose wider wheels or tires with smaller sidewalls. A good rule of thumb is to avoid decreasing the diameter of the wheel. If you are not sure about the custom sizes, consult the experts or stick to the factory tire size.

Tire size	Diameter	Difference	Width	Wheel size
235/80R17	31.8″	-2.75%	9.3″	17
255/75R17	32.1″	-1.83%	10.0″	17
275/70R17	32.2″	-1.53%	10.8″	17
305/65R17	32.6″	-0.31%	12.0″	17
292/65/R17	32.0″	-2.14%	11.5″	17
255/80R17	33.1″	1.22%	10.0″	17
295/70R17	33.3″	1.83%	11.6″	17
267/76/R17	33.0″	0.92%	10.5″	17
318/64/R17	33.0″	0.92%	12.5″	17
330/62/R17	33.0″	0.92%	13.0″	17
343/59/R17	33.0″	0.92%	13.5″	17
241/84/R17	33.0″	0.92%	9.5″	17

What does 285/70R17 mean?

Trying to decode the size of the tires? Scroll down the page to learn what all these numbers on the sidewall stand for.

P or LT	The first letter in the string denotes the class. P stands for passenger vehicles, LT is intended for light trucks carrying heavy loads.
285	It means the width of the tire is 285 millimeters
70	The tire has an aspect ratio of 70. To put it simple, the sidewall height is 70% of the width, so it would be 7.9″.
R	R stands for the Radial, a standard construction method for about 99% of tires.
17	The tire is designed to fit 17″ x 7.5-9.5″(LT Tires 7.5-9″) rims that are 17 inches in diameter.

Popular questions about 285/70R17 tire size

How wide is a 285/70R17 tire?

The tires of the given size have a section width of 11.2″ inches.

How tall is a 285/70R17 tire?

The height of the following tire size equals 32.7″ inches.

What rims will fit 285/70R17 tires?

For each tire size, often there are several wheel sizes. You can’t put very wide tires on narrow rims or vise versa. You need the rim size of 17″ x 7.5-9.5″(LT Tires 7.5-9″) for 285/70R17 tires.

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275/70R17 tire size in inches

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305/65R17 tire size in inches

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