Front: 255/45ZR20 105Y XL BW
Rear: 285/40ZR20 108Y XL BW
Tire specs
- Warranty
- 50,000 miles
- Load index
- 105
- Speed rating
- Y (186 mph)
- Load range
- Extra load (XL)
- Tread depth
- 10/32"
- Item #
- 2554520FAL28105013
2025 BMW 740i xDrive Base — 255/45R20
O.E. size · 255/45R20 / 285/40R20
2025 BMW 740i xDrive Base
Front: 255/45R20Rear: 285/40R20
2 front + 2 rear
Front: 255/45R20Rear: 285/40R20
1 tire result
Factory-size matches for your vehicle2 front + 2 rearWhat size tires does the 2025 BMW 740i xDrive Base take?
The factory tire sizes for the 2025 BMW 740i xDrive Base are 255/45R20 in front and 285/40R20 in the rear.
The catalog lists the front at load index 105, speed rating H (up to 130 mph) and the rear at load index 108, speed rating H (up to 130 mph).
This trim is also listed with 255/40R21 front and 285/35R21 rear. Check which one your vehicle has.
| Wheels | Size | Load index | Speed rating |
|---|---|---|---|
| Front | 255/45R20 | 105 | H |
| Rear | 285/40R20 | 108 | H |
| Front | 255/40R21 | 102 | Y |
| Rear | 285/35R21 | 105 | 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.