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BMW F26 X4 tire sizes (2015–2018)
Factory front and rear tire sizes for every US F26 trim and wheel package by model year, each linked to its source.
Last updated
| Trim | US model years | Front | Rear | Run-flat | Star (*) |
|---|---|---|---|---|---|
| X4 M40i staggered | 2017–2018 | 245/45R19 | 275/40R19 | ||
| X4 M40i staggered | 2017–2018 | 245/40R20 | 275/35R20 | ||
| X4 M40i M Sport staggered | 2016 | 245/45R19 | 275/40R19 | ||
| X4 M40i M Sport staggered | 2016 | 245/40R20 | 275/35R20 | ||
| X4 xDrive28i Base Model | 2015–2018 | 245/50R18 | 245/50R18 | ||
| X4 xDrive28i Base Model | 2015–2018 | 245/45R19 | 245/45R19 | ||
| X4 xDrive28i M Sport | 2015–2018 | 245/45R19 | 245/45R19 | ||
| X4 xDrive28i M Sport staggered | 2015–2016, 2018 | 245/45R19 | 275/40R19 | ||
| X4 xDrive28i M Sport staggered | 2015–2016, 2018 | 245/40R20 | 275/35R20 | ||
| X4 xDrive28i xLine | 2015–2017 | 245/45R19 | 245/45R19 | ||
| X4 xDrive35i Base Model | 2015–2016 | 245/45R19 | 245/45R19 | ||
| X4 xDrive35i M Sport | 2015–2016 | 245/45R19 | 245/45R19 | ||
| X4 xDrive35i M Sport staggered | 2015–2016 | 245/45R19 | 275/40R19 | ||
| X4 xDrive35i M Sport staggered | 2015–2016 | 245/40R20 | 275/35R20 | ||
| X4 xDrive35i xLine | 2015–2016 | 245/45R19 | 245/45R19 |
Run-flat and star are filled only where a BMW owner's manual or Tire Rack's original-equipment listing confirms them for that year; blank means not confirmed. Check the placard in your driver's door jamb before buying.
Shop these sizes: Shop 245/45R19 at Mavis · Shop 275/40R19 at Mavis · Shop 245/40R20 at Mavis · Shop 275/35R20 at Mavis · Shop 245/50R18 at Mavis
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