BMW X4 (F26) Tire Size, Rim Width & Diameter Guide by Model Year and Trim
The BMW X4 (F26) offers various tire size options depending on the model year and trim level. Common tire sizes include 225/55 R18 and 245/45 R20, with rim widths typically ranging from 7.5 to 8.5 inches and diameters from 18 to 20 inches.\n\nEarly model years and base trims usually come equipped with 18-inch rims paired with narrower widths, suitable for balanced handling and comfort. Higher trims or sport packages often upgrade to 19 or 20-inch rims with wider widths to enhance performance and aesthetics.\n\nWhen comparing trims, consider rim width and diameter alongside the tire's aspect ratio to ensure proper fitment and maintain handling characteristics. Always verify manufacturer recommendations for load and speed ratings for safety and performance.\n\nSelecting the correct tire size and rim dimensions is crucial for maintaining the BMW X4 (F26)'s driving dynamics. Consult the vehicle’s placard or owner’s manual for precise specifications before purchasing replacement tires or wheels.
| Make / model / trim | Year | Tire size | Wheel |
|---|---|---|---|
| BMW X4 (F26) M 40 i | 2019 | 245/50R18 | 8" × 18" |
| BMW X4 (F26) xDrive 20 d | 2019 | 225/60R17 | 7.5" × 17" |
| BMW X4 (F26) xDrive 20 i | 2019 | 225/60R17 | 7.5" × 17" |
| BMW X4 (F26) xDrive 28 i | 2019 | 225/60R17 | 7.5" × 17" |
| BMW X4 (F26) xDrive 30 d | 2019 | 225/60R17 | 7.5" × 17" |
| BMW X4 (F26) xDrive 35 d | 2019 | 245/50R18 | 8" × 18" |
| BMW X4 (F26) xDrive 35 i | 2019 | 245/50R18 | 8" × 18" |
| BMW X4 (F26) M 40 i | 2018 | 245/50R18 | 8" × 18" |
| BMW X4 (F26) xDrive 20 d | 2018 | 225/60R17 | 7.5" × 17" |
| BMW X4 (F26) xDrive 20 i | 2018 | 225/60R17 | 7.5" × 17" |
| BMW X4 (F26) xDrive 28 i | 2018 | 225/60R17 | 7.5" × 17" |
| BMW X4 (F26) xDrive 30 d | 2018 | 225/60R17 | 7.5" × 17" |
| BMW X4 (F26) xDrive 35 d | 2018 | 245/50R18 | 8" × 18" |
| BMW X4 (F26) xDrive 35 i | 2018 | 245/50R18 | 8" × 18" |
| BMW X4 (F26) M 40 i | 2017 | 245/50R18 | 8" × 18" |
| BMW X4 (F26) xDrive 20 d | 2017 | 225/60R17 | 7.5" × 17" |
| BMW X4 (F26) xDrive 20 i | 2017 | 225/60R17 | 7.5" × 17" |
| BMW X4 (F26) xDrive 28 i | 2017 | 225/60R17 | 7.5" × 17" |
| BMW X4 (F26) xDrive 30 d | 2017 | 225/60R17 | 7.5" × 17" |
| BMW X4 (F26) xDrive 35 d | 2017 | 245/50R18 | 8" × 18" |
| BMW X4 (F26) xDrive 35 i | 2017 | 245/50R18 | 8" × 18" |
| BMW X4 (F26) M 40 i | 2016 | 245/50R18 | 8" × 18" |
| BMW X4 (F26) xDrive 20 d | 2016 | 225/60R17 | 7.5" × 17" |
| BMW X4 (F26) xDrive 20 i | 2016 | 225/60R17 | 7.5" × 17" |
| BMW X4 (F26) xDrive 28 i | 2016 | 225/60R17 | 7.5" × 17" |
| BMW X4 (F26) xDrive 30 d | 2016 | 225/60R17 | 7.5" × 17" |
| BMW X4 (F26) xDrive 35 d | 2016 | 245/50R18 | 8" × 18" |
| BMW X4 (F26) xDrive 35 i | 2016 | 245/50R18 | 8" × 18" |
| BMW X4 (F26) M 40 i | 2015 | 245/50R18 | 8" × 18" |
| BMW X4 (F26) xDrive 20 d | 2015 | 225/60R17 | 7.5" × 17" |
| BMW X4 (F26) xDrive 20 i | 2015 | 225/60R17 | 7.5" × 17" |
| BMW X4 (F26) xDrive 28 i | 2015 | 225/60R17 | 7.5" × 17" |
| BMW X4 (F26) xDrive 30 d | 2015 | 225/60R17 | 7.5" × 17" |
| BMW X4 (F26) xDrive 35 d | 2015 | 245/50R18 | 8" × 18" |
| BMW X4 (F26) xDrive 35 i | 2015 | 245/50R18 | 8" × 18" |
| BMW X4 (F26) xDrive 20 d | 2014 | 225/60R17 | 7.5" × 17" |
| BMW X4 (F26) xDrive 20 i | 2014 | 225/60R17 | 7.5" × 17" |
| BMW X4 (F26) xDrive 28 i | 2014 | 225/60R17 | 7.5" × 17" |
| BMW X4 (F26) xDrive 30 d | 2014 | 225/60R17 | 7.5" × 17" |
| BMW X4 (F26) xDrive 35 d | 2014 | 245/50R18 | 8" × 18" |
| BMW X4 (F26) xDrive 35 i | 2014 | 245/50R18 | 8" × 18" |
For bolt pattern (PCD), offset ET, center bore, and mounting details, open the bolt pattern page for BMW X4 (F26).
FAQ
- What are the common tire sizes for the BMW X4 (F26)?
- Typical tire sizes include 225/55 R18 for base trims and 245/45 R20 for higher trims or sport packages.
- How does rim width vary across BMW X4 (F26) trims?
- Rim widths range from 7.5 to 8.5 inches, increasing with sportier trims to support wider tires.
- Can I use the same tires for different BMW X4 (F26) trims?
- It's best to match tire and rim sizes to the specific trim to maintain performance and safety.
Tire size calculatorShow
Compare two tire sizes — diameter, speedometer error, and clearance change.
| Size 1 | Size 2 | Diff | Diff(%) | |
|---|---|---|---|---|
| Diameter | 25.0" | 25.4" | 0.5" | 1.89% |
| Width | 7.7" | 8.5" | 0.8" | 10.26% |
| Circumference | 78.4" | 79.9" | 1.5" | 1.86% |
| Profile height | 5.0" | 4.2" | -0.7" | -15.08% |
| Turnover per mile | 807 | 793 | 14 | -1.73% |
| Clearance | - | - | +0.2" | - |






Speedometer Error
(First wheel OEM size)
| Reading | 20 mph | 30 mph | 40 mph | 50 mph | 60 mph | 70 mph | 80 mph | 90 mph |
|---|---|---|---|---|---|---|---|---|
| Actual | 20.4 | 30.5 | 40.7 | 50.9 | 61.1 | 71.2 | 81.4 | 91.6 |
