Tire pressure
BMW iX
Choose your engine and tire size. Pressures are for cold tires, front and rear.
40psi
Front
2.8 bar · 276 kPa
38psi
Rear
2.6 bar · 262 kPa
Keeping the right tire pressure on your BMW iX is one of the easiest ways to drive safer and spend less on fuel. Under-inflated tires wear faster on the edges, over-inflated ones lose grip in the centre. Check them once a month and before a long trip.
Your tire, explained
255/50 R21 — what each number means, drawn to scale.
- Overall diameter
- –
- Sidewall height
- –
- Revolutions per mile
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Full pressure table
All engines and sizes for the BMW iX. Your selection is highlighted.
| Engine | Tire | Front | Rear |
|---|---|---|---|
| iX xDrive40 | 235/60R20 | 38 psi · 2.6 bar | 36 psi · 2.5 bar |
| iX xDrive40 | 255/55R20 | 39 psi · 2.7 bar | 37 psi · 2.6 bar |
| iX xDrive40 | 255/50R21 | 40 psi · 2.8 bar | 38 psi · 2.6 bar |
| iX xDrive40 | 275/45R21 | 40 psi · 2.8 bar | 38 psi · 2.6 bar |
| iX xDrive50 | 235/60R20 | 38 psi · 2.6 bar | 36 psi · 2.5 bar |
| iX xDrive50 | 255/55R20 | 39 psi · 2.7 bar | 37 psi · 2.6 bar |
| iX xDrive50 | 255/50R21 | 40 psi · 2.8 bar | 38 psi · 2.6 bar |
| iX xDrive50 | 275/45R21 | 40 psi · 2.8 bar | 38 psi · 2.6 bar |
| iX M60 | 255/50R21 | 40 psi · 2.8 bar | 38 psi · 2.6 bar |
| iX M60 | 275/45R21 | 40 psi · 2.8 bar | 38 psi · 2.6 bar |
| iX M60 | 275/40R22 | 41 psi · 2.8 bar | 39 psi · 2.7 bar |
| iX M60 | 285/40R22 | 41 psi · 2.8 bar | 39 psi · 2.7 bar |