Front: 255/45ZR20 105Y XL
Rear: 265/45R20 108Y XL
Tire specs
- Load index
- 105
- Speed rating
- Y (186 mph)
- Load range
- Extra load (XL)
- Tread depth
- 10/32"
- Item #
- 2554520FAL28065013
2021 BMW X4 M — 255/45R20
2021 BMW X4 M
- Factory size
- 255/45R20 / 265/45R20
- Load / speed
- 105Y / 108Y
Front: 255/45R20Rear: 265/45R20
2 front + 2 rear
Front: 255/45R20Rear: 265/45R20
15 tire results
Factory-size matches for your vehicle2 front + 2 rearFront: 255/45ZR20 105W XL BW
Rear: 265/45ZR20 108Y XL BW
Tire specs
- Warranty
- 50,000 miles
- Load index
- 105
- Speed rating
- W (168 mph)
- Load range
- Extra load (XL)
- Tread depth
- 10/32"
- Item #
- 2554520HAN1028557
Front: 255/45R20 105W XL BW
Rear: 265/45R20 108Y XL BW
Tire specs
- Warranty
- 50,000 miles
- Load index
- 105
- Speed rating
- W (168 mph)
- Load range
- Extra load (XL)
- Tread depth
- 10/32"
- Item #
- 2554520PIR4458500
What size tires does the 2021 BMW X4 M take?
The factory tire sizes for the 2021 BMW X4 M are 255/45R20 in front and 265/45R20 in the rear.
The catalog lists the front at load index 105, speed rating Y (up to 186 mph) and the rear at load index 108, speed rating Y (up to 186 mph).
This trim is also listed with 255/40R21 front and 265/40R21 rear. Check which one your vehicle has.
| Wheels | Size | Load index | Speed rating |
|---|---|---|---|
| Front | 255/45R20 | 105 | Y |
| Rear | 265/45R20 | 108 | Y |
| Front | 255/40R21 | 102 | Y |
| Rear | 265/40R21 | 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.