305/30R20
All technical dimensions and alternatives for this tire size.
| Technical Specs | |
|---|---|
| Diameter | 691 mm (27.2 in) |
| Section Width | 305 mm (12.01 in) |
| Sidewall Height | 91.5 mm |
| Circumference | 2170.8 mm |
| Revs / km | 460.7 |
| 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.
305/30R20