Front: 255/40ZR21 102W XL BW
Rear: 265/40ZR21 105W XL BW
Tire specs
- Warranty
- 65,000 miles
- Load index
- 102
- Speed rating
- W (168 mph)
- Load range
- Extra load (XL)
- Tread depth
- 10.3/32"
- Item #
- 2554021KUM2368833
2023 BMW X3 M Competition — 255/40R21
O.E. size · 255/40R21 / 265/40R21
2023 BMW X3 M Competition
Front: 255/40R21Rear: 265/40R21
2 front + 2 rear
Front: 255/40R21Rear: 265/40R21
2 tire results
Factory-size matches for your vehicle2 front + 2 rearFront: 255/40ZR21 102Y XL BW
Rear: 265/40ZR21 105Y XL BW
Tire specs
- Warranty
- 50,000 miles
- Load index
- 102
- Speed rating
- Y (186 mph)
- Load range
- Extra load (XL)
- Tread depth
- 10/32"
- Item #
- 2554021FAL28105494
What size tires does the 2023 BMW X3 M Competition take?
The factory tire sizes for the 2023 BMW X3 M Competition are 255/40R21 in front and 265/40R21 in the rear.
| Wheels | Size | Load index | Speed rating |
|---|---|---|---|
| Front | 255/40R21 | — | — |
| Rear | 265/40R21 | — | — |
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.