255/30R20
All technical dimensions and alternatives for this tire size.
| Technical Specs | |
|---|---|
| Diameter | 661 mm (26.02 in) |
| Section Width | 255 mm (10.04 in) |
| Sidewall Height | 76.5 mm |
| Circumference | 2076.6 mm |
| Revs / km | 481.6 |
| Rim Diameter (in) | R20 (508.0 mm) |
Alternative sizes (±3%)
Equivalents on other rim diameters
Calculations use nominal dimensions; actual measurements can vary ±1–2% by manufacturer and model. Always follow your owner's manual and door-jamb placard.
255/30R20