255/60R20 tire size
A 255/60R20 tire stands 32.0 inches tall and 10.0 inches wide, with a 6.0-inch sidewall on a 20-inch rim.
- Overall height
- 32.0 in814 mm
- Section width
- 10.0 in255 mm
- Sidewall height
- 6.0 in153 mm
- Rim diameter
- 20 in508 mm
- Circumference
- 100.7 in2557 mm
- Revolutions per mile
- 629391 per km
- Inch size
- 32.0x10.0R20
Compare it with any other size in the tire size calculator.
Sizes you can swap to
These 20-inch sizes are within two width steps and 3% of a 255/60R20's overall height, the usual limit before the speedometer, ABS and transmission notice. The closest is 235/65R20, 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 18-inch or 19-inch or 21-inch or 22-inch rims, these are the closest matches to a 255/60R20.
Other 20-inch sizes near 255/60R20
255 mm wide, other sidewalls
60 series, other widths
See the other sizes for this rim on 20-inch tire sizes.
Shop 255/60R20 tires
These open each store's own list of 255/60R20 tires, where you can filter by type, load and speed rating.
255/60R20 questions
How tall is a 255/60R20 tire?
About 32.0 inches (814 mm) from the ground to the top of the tread, unloaded. On the vehicle, carrying weight, it sits a little lower.
What does 255/60R20 mean?
255 is the section width in millimetres (10.0 in). 60 means the sidewall is 60% of that width: 153 mm, or 6.0 in. R means radial construction, and 20 is the rim diameter in inches.
Can I use 275/55R20 instead of 255/60R20?
275/55R20 is 0.4% shorter (0.14 in) and 20 mm wider, which is inside the usual 3% rule. With it fitted, the speedometer shows 60 mph when you are doing 59.7 mph. Make sure the extra width clears the suspension and fender liner at full lock.
What is 255/60R20 in inches?
In inch terms it is 32.0x10.0R20: 32.0 inches tall, 10.0 inches wide, for a 20-inch rim.
How many revolutions per mile does a 255/60R20 make?
About 629 turns per mile, worked out from its unloaded circumference of 100.7 inches. Makers list slightly higher numbers for their own tires, because a loaded tire rolls on a smaller radius.