265/65R17 tire size
A 265/65R17 tire stands 30.56 inches tall overall, on a 17-inch wheel, with a 172.3 mm sidewall and 265 mm of tread across. It turns roughly 660 times per mile.
- Overall diameter
- 30.56″
- 776.3 mm
- Sidewall height
- 172.3 mm
- 65% of 265 mm
- Circumference
- 96.0″
- 2,439 mm
- Revs per mile
- 660
- 410 per km
Reading the number
265 / 65 R 17 │ │ └─ rim diameter, 17 inches │ └──── aspect ratio, sidewall is 65% of width └──────── tread width, 265 mm sidewall = 265 × 0.65 = 172.25 mm diameter = (17 × 25.4) + (2 × 172.25) = 776.3 mm
Sizes that can replace 265/65R17
One rim step away, sorted by how close the rolling diameter stays.
Questions
›What does 265/65R17 mean?
265 is the tread width in millimetres. 65 is the aspect ratio, so the sidewall is 65% of 265 mm, or 172.3 mm. R means radial construction, and 17 is the wheel diameter in inches.
›How tall is a 265/65R17 tire?
30.56 inches, or 776.3 mm overall. That is the 17-inch rim plus a 172.3 mm sidewall at the top and another at the bottom.
›How many revolutions per mile does 265/65R17 do?
About 660 revolutions per mile, from a rolling circumference of 96 inches. Speedometers and odometers are calibrated against this figure, which is why changing size shifts both.
›What tires can replace 265/65R17?
Sizes within 3% of its rolling diameter and one rim step away, such as 265/60R18, 245/60R18, 265/70R17. Each is compared in full below.
Comparing against a size not listed? Open the calculator.