Driving with the correct tire pressure is essential for peak performance of your BMW M440i xDrive. Over-inflation or under-inflation of the tires on your vehicle can increase stopping distances, reduce comfort and lead to higher fuel consumption.
Check the pressure in all tires, including the spare, using an accurate gauge at least once a month, and before any long trips. Recommended tire pressures are indicated in the driver’s manual and on a sticker inside the doorjamb or glove compartment. Taking a few minutes to maintain proper tire pressure can help you save money and ensure a safe and comfortable ride.
BMW M440i xDrive model has recommended tire pressure of 34P/2.34B/234K to 45P/3.10B/310K depending on the tire size and year purchase.
BMW M440i xDrive is a passenger car is available in different 1 trim and has 3 stock tire size. Check correct tire pressure for BMW M440i xDrive based on production year and tire specifications.
- PSI – pounds per square inch (lbf/in2). 10 psi = 68.95 kPa/0.6895 bar
- BAR – one bar nearly equal to one atmosphere. 1 bar = 100 kPa/14.504 psi
- KPA – kilopascals is a metric unit of pressure. 100 kPa = 1 bar/14.504 psi
BMW M440i xDrive has been equipped with a tire pressure monitoring system (TPMS).
2021, 2022, 2023 BMW M440i xDrive tire pressure information
The values of the tire pressure for 2021 BMW M440i xDrive is 37P/2.55B/255K to 40P/2.76B/276K for front and 34P/2.34B/234K to 45P/3.10B/310K for rear.
| Approved tire size | Tire Pressure | |
|---|---|---|
| Front PSI (P)/Bar (B)/kPa (K) | Rear PSI (P)/Bar (B)/kPa (K) | |
| 225/40 R19 93 | 40P/2.76B/276K | 41 – 45P/3.10B/310K |
| Front: 225/40 R19 93Y Rear: 255/35 R19 96 |
40P/2.76B/276K | 36 – 41P/2.83B/283K |
| 225/45 R18 95 | 37P/2.55B/255K | 41P/2.83B/283K |
| Front: 225/45 R18 95Y Rear: 255/40 R18 99 |
37P/2.55B/255K | 33 – 37P/2.55B/255K |
BMW M440i xDrive trim to see its original equipment tire sizes and corresponding tire inflation pressures.
Tire Pressure for BMW M440i xDrive
Approved tire pressure for trim level: BMW M440i xDrive is 37P/2.55B/255K to 40P/2.76B/276K for front and 34P/2.34B/234K to 45P/3.10B/310K for rear.
| Approved tire size | Tire Pressure | |
|---|---|---|
| Front PSI (P)/Bar (B)/kPa (K) | Rear PSI (P)/Bar (B)/kPa (K) | |
| 225/40 R19 93H | 40P/2.76B/276K | 41 – 45P/3.10B/310K |
| Front: 225/40 R19 93Y Rear: 255/35 R19 96Y | 40P/2.76B/276K | 36 – 41P/2.83B/283K |
| 225/45 R18 95H | 37P/2.55B/255K | 41P/2.83B/283K |
| Front: 225/45 R18 95Y Rear: 255/40 R18 99Y | 37P/2.55B/255K | 33 – 37P/2.55B/255K |
Approved tire pressure for trim level: BMW M440i xDrive original equipment tire sizes with matching trims and model years.
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