275/40R21
All technical dimensions and alternatives for this tire size.
| Technical Specs | |
|---|---|
| Diameter | 753.4 mm (29.66 in) |
| Section Width | 275 mm (10.83 in) |
| Sidewall Height | 110 mm |
| Circumference | 2366.9 mm |
| Revs / km | 422.5 |
| Rim Diameter (in) | R21 (533.4 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.
275/40R21