2021 BMW 3 Series (incl. M3) Tire Pressure & Sizes
BMW 3 Series (incl. M3)'s built in 2021 with the following tire sizes are recommended to be kept at the following pressures.
| Tire Size | Front | Rear |
|---|---|---|
| 225/40R19/XL 93H | 38 PSI | 42 PSI |
|
F: 225/40R19/XL 93Y R: 255/35R19/XL 96Y |
38 PSI | 38 PSI |
| 225/45R18/XL 95H | 36 PSI | 39 PSI |
|
F: 275/35R19/XL 100(Y) R: 285/30R20/XL 99(Y) |
32 PSI | 33 PSI |
|
F: 275/40R18/XL 103(Y) R: 285/35R19/XL 103(Y) |
32 PSI | 32 PSI |
|
F: 225/45R18/XL 95Y R: 255/40R18/XL 99Y |
36 PSI | 36 PSI |
What Do These Numbers Mean?
When comparing tires you will find that they display various numbers and codes along the edges.
These numbers help you choose the right tire (size and speed rating) for your car and the following image shows you what each of them mean:
