255/30R20 Tires
255/30R20 Conversion
When converted to inches, 255/30R20 is equivalent to 26.1x10R20.
255/30R20 tire has a section width of 10 inches which is the measurement of tire's width from its inner sidewall to its outer sidewall. Rim diameter of 20 inches represents the size of the wheel the tire can be mounted on. Sidewall height of 3 inches (77 mm) is the measurement from the wheel rim to top of the tire tread. Overall diameter of 26.1 inches (662 mm) reflects the outer diameter of the tire and stands for tire height. Circumference of 82 inches (2078.7 mm) is the outer perimeter of the tire. Tire revolutions indicate the number of times a tire revolves while it covers the distance in miles or kilometers. 255/30R20 tire makes 773 revolutions per mile (481 revolutions per kilometer).
| Metric | Inches | |
|---|---|---|
| Overall Diameter (Tire Height) | 662 mm | 26.1" |
| Tread Width | 255 mm | 10" |
| Rim Diameter | 508 mm | 20" |
| Sidewall Height | 77 mm | 3" |
| Circumference | 2078.7 mm | 82" |
| Revolutions | 481 per km | 773 per mile |
| Best Prices on 255/30R20 Tires | |
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 from $218.99 |
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 from $243.99 |
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 from $108.94 |
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 from $120.97 |
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255/30R20 Replacement Tire Sizes
Replacement tires have to be within 3% of the original tire's overall diameter. 255/30R20 tire can be replaced with 21 compatible tire sizes. Select optional plus size to see its specs.
| Tire Size | Overall Diameter | Difference |
|---|---|---|
| 225/30R20 | 25.4" (644 mm) | -2.7% |
| 275/25R20 | 25.4" (646 mm) | -2.4% |
| 285/25R20 | 25.6" (650 mm) | -1.8% |
| 235/30R20 | 25.6" (650 mm) | -1.8% |
| 295/25R20 | 25.8" (656 mm) | -0.9% |
| 245/30R20 | 25.8" (656 mm) | -0.9% |
| 305/25R20 | 26" (660 mm) | -0.3% |
| 315/25R20 | 26.2" (666 mm) | 0.6% |
| 225/35R20 | 26.2" (666 mm) | 0.6% |
| 265/30R20 | 26.3" (668 mm) | 0.9% |
| 325/25R20 | 26.4" (670 mm) | 1.2% |
| 275/25R21 | 26.4" (671 mm) | 1.4% |
| 235/35R20 | 26.5" (672 mm) | 1.5% |
| 275/30R20 | 26.5" (674 mm) | 1.8% |
| 235/30R21 | 26.6" (675 mm) | 2% |
| 335/25R20 | 26.6" (676 mm) | 2.1% |
| 345/25R20 | 26.8" (680 mm) | 2.7% |
| 245/35R20 | 26.8" (680 mm) | 2.7% |
| 285/30R20 | 26.8" (680 mm) | 2.7% |
| 295/25R21 | 26.8" (681 mm) | 2.9% |
| 245/30R21 | 26.8" (681 mm) | 2.9% |