2026 BMW i4 xDrive40 — 225/50R18
2026 BMW i4 xDrive40
- Factory size
- 225/50R18
- Load / speed
- 99W
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Factory-size matches for your vehicleNo tires are priced for this selected size and service class.
Choose yours for its prices, shelf stock and open times.
What size tires does the 2026 BMW i4 xDrive40 take?
The factory tire size for the 2026 BMW i4 xDrive40 is 225/50R18.
The catalog lists it at load index 99, speed rating W (up to 168 mph).
This trim is also listed with 245/40R19 front and 255/40R19 rear. Check which one your vehicle has.
| Wheels | Size | Load index | Speed rating |
|---|---|---|---|
| All wheels | 225/50R18 | 99 | W |
| Front | 245/40R19 | 98 | Y |
| Rear | 255/40R19 | 100 | Y |
Confirm the size printed on the sidewall of your current tire or on the tire placard in the driver's door jamb before you buy. Replacement tires should meet or exceed the vehicle's load index and speed rating.