275/30 R21 tires: vehicles that use this size
275/30 R21 is a factory or optional tire size on 15 models.
| Vehicle | Years | Fitment |
|---|---|---|
| Audi RS7 | 2014–2018 | Factory |
| Polestar 1 | 2020–2021 | Factory · front |
| Audi S7 | 2016–2018 | Optional |
| BMW 530i | 2024–2025 | Optional · rear |
| BMW 540i | 2024–2025 | Optional · rear |
| BMW 740i | 2017 | Optional · rear |
| BMW 740Li | 2011–2015 | Optional · rear |
| BMW 750i | 2009–2022 | Optional · rear |
| BMW 750Li | 2010–2015 | Optional · rear |
| BMW 760Li | 2010–2015 | Optional · rear |
| BMW Active Hybrid | 2011–2012 | Optional · rear |
| BMW i5 | 2024 | Optional · rear |
| BMW M760i | 2017–2022 | Optional · rear |
| Mercedes Benz E350 | 2024–2025 | Optional · rear |
| Mercedes Benz E450 | 2024–2025 | Optional · rear |
How to read 275/30 R21
- 275
- Tread width in millimetres
- 30
- Sidewall height, % of width
- R
- Radial construction
- 21
- Wheel diameter in inches
Overall diameter: about 27.5" · Sidewall: 83 mm