285/75R15 tire size
A 285/75R15 tire stands 31.8 inches tall and 11.2 inches wide, with a 8.4-inch sidewall on a 15-inch rim.
- Overall height
- 31.8 in809 mm
- Section width
- 11.2 in285 mm
- Sidewall height
- 8.4 in214 mm
- Rim diameter
- 15 in381 mm
- Circumference
- 100.0 in2540 mm
- Revolutions per mile
- 634394 per km
- Inch size
- 31.8x11.2R15
Compare it with any other size in the tire size calculator.
Sizes you can swap to
These 15-inch sizes are within two width steps and 3% of a 285/75R15's overall height, the usual limit before the speedometer, ABS and transmission notice. The closest is 305/70R15, 0.1% shorter (0.02 in). Wider sizes also need room in the wheel well and a rim width that suits them.
Plus and minus sizes
Changing rim size means changing the sidewall to keep the same overall height. On 16-inch or 17-inch rims, these are the closest matches to a 285/75R15.
Other 15-inch sizes near 285/75R15
285 mm wide, other sidewalls
75 series, other widths
See the other sizes for this rim on 15-inch tire sizes.
Shop 285/75R15 tires
These open each store's own list of 285/75R15 tires, where you can filter by type, load and speed rating.
285/75R15 questions
How tall is a 285/75R15 tire?
About 31.8 inches (809 mm) from the ground to the top of the tread, unloaded. On the vehicle, carrying weight, it sits a little lower.
What does 285/75R15 mean?
285 is the section width in millimetres (11.2 in). 75 means the sidewall is 75% of that width: 214 mm, or 8.4 in. R means radial construction, and 15 is the rim diameter in inches.
Can I use 275/75R15 instead of 285/75R15?
275/75R15 is 1.9% shorter (0.59 in) and 10 mm narrower, which is inside the usual 3% rule. With it fitted, the speedometer shows 60 mph when you are doing 58.9 mph.
What is 285/75R15 in inches?
In inch terms it is 31.8x11.2R15: 31.8 inches tall, 11.2 inches wide, for a 15-inch rim.
How many revolutions per mile does a 285/75R15 make?
About 634 turns per mile, worked out from its unloaded circumference of 100.0 inches. Makers list slightly higher numbers for their own tires, because a loaded tire rolls on a smaller radius.