Which cars use 275/30R21 tyres?
275/30R21 is a factory tyre size on 2 car models in our data. Its overall diameter is about 698.4 mm.
Size details
- Overall diameter
- 698.4 mm
- Section width
- 275 mm
- Sidewall height
- 82.5 mm
- Rim diameter
- 21″
- Rolling circumference
- 2,194 mm
- Revolutions per km
- 456
Values are calculated from the size. Real tyres differ by a few millimetres between brands.
Cars using 275/30R21
| Car | Axle | Versions |
|---|---|---|
| Audi A7 Sportback | Front and rear | 1 |
| Polestar Polestar 1 | Front only | 1 |
Sizes that can replace 275/30R21
This is a calculation, not a factory approval. The list shows sizes whose overall diameter is within ±3%. Check your door label, certificate of conformity (CoC) or tyre shop before fitting.
275/35R20+0.3%
275/25R22−0.3%
285/25R22+0.4%
265/35R20−0.7%265/30R21−0.9%285/30R21+0.9%265/25R22−1.0%
305/30R20−1.1%295/25R22+1.1%
285/35R20+1.3%