Which cars use 305/30R20 tyres?
305/30R20 is a factory tyre size on 3 car models in our data. Its overall diameter is about 691.0 mm.
Size details
- Overall diameter
- 691.0 mm
- Section width
- 305 mm
- Sidewall height
- 91.5 mm
- Rim diameter
- 20″
- Rolling circumference
- 2,171 mm
- Revolutions per km
- 461
Values are calculated from the size. Real tyres differ by a few millimetres between brands.
Cars using 305/30R20
| Car | Axle | Versions |
|---|---|---|
| Jaguar F-Type | Rear only | 1 |
| Porsche 911 | Rear only | 5 |
| Porsche 911 Turbo | Rear only | 2 |
Sizes that can replace 305/30R20
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.
315/25R21−0.0%
295/35R19−0.3%325/25R21+0.7%
305/35R19+0.7%
305/25R21−0.7%
295/30R20−0.9%315/30R20+0.9%
335/30R19−1.1%
285/35R19−1.3%335/25R21+1.4%