275/60R18 tire size
A 275/60R18 tire stands 31.0 inches tall and 10.8 inches wide, with a 6.5-inch sidewall on an 18-inch rim.
- Overall height
- 31.0 in787 mm
- Section width
- 10.8 in275 mm
- Sidewall height
- 6.5 in165 mm
- Rim diameter
- 18 in457 mm
- Circumference
- 97.4 in2473 mm
- Revolutions per mile
- 651404 per km
- Inch size
- 31.0x10.8R18
Compare it with any other size in the tire size calculator.
Sizes you can swap to
These 18-inch sizes are within two width steps and 3% of a 275/60R18's overall height, the usual limit before the speedometer, ABS and transmission notice. The closest is 255/65R18, 0.2% taller (0.06 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 or 19-inch or 20-inch rims, these are the closest matches to a 275/60R18.
Other 18-inch sizes near 275/60R18
275 mm wide, other sidewalls
60 series, other widths
See the other sizes for this rim on 18-inch tire sizes, or other tires about this tall on 31-inch tires.
Shop 275/60R18 tires
These open each store's own list of 275/60R18 tires, where you can filter by type, load and speed rating.
275/60R18 questions
How tall is a 275/60R18 tire?
About 31.0 inches (787 mm) from the ground to the top of the tread, unloaded. On the vehicle, carrying weight, it sits a little lower.
What does 275/60R18 mean?
275 is the section width in millimetres (10.8 in). 60 means the sidewall is 60% of that width: 165 mm, or 6.5 in. R means radial construction, and 18 is the rim diameter in inches.
Can I use 255/65R18 instead of 275/60R18?
255/65R18 is 0.2% taller (0.06 in) and 20 mm narrower, which is inside the usual 3% rule. With it fitted, the speedometer shows 60 mph when you are doing 60.1 mph.
What is 275/60R18 in inches?
In inch terms it is 31.0x10.8R18: 31.0 inches tall, 10.8 inches wide, for an 18-inch rim.
How many revolutions per mile does a 275/60R18 make?
About 651 turns per mile, worked out from its unloaded circumference of 97.4 inches. Makers list slightly higher numbers for their own tires, because a loaded tire rolls on a smaller radius.