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BMW X3 M tyre sizes

All factory fitments by generation and engine — 13 sizes across 3 generations.
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Quick answer

The most common tyre size on the BMW X3 M is 245/50R19 (overall diameter ≈ 728 mm). Exact fitment depends on generation and engine — full breakdown below.

X3 M (G3XN (G45)) 2024 - SUV (2024–present)

EngineTyre sizes
X3 M50 xDrive - 381 PS - Mild-Hybrid - 2998 Hubraum245/50R19 255/35R22 255/40R21 255/45R20 285/30R22 285/35R21 285/40R20

X3 M (F34XM (G01)/Facelift) 2021 - 2024 - SUV (2021–2024)

EngineTyre sizes
X3 M40d - 340 PS - Mild-Hybrid - 2993 Hubraum245/40R21 245/45R20 245/50R19 275/35R21 275/40R20
X3 M40i xDrive - 360 PS - Mild-Hybrid - 2998 Hubraum245/40R21 245/45R20 245/50R19 275/35R21 275/40R20

X3 M (F34XM (G01)) 2017 - 2021 - SUV (2017–2021)

EngineTyre sizes
X3 M Competition xDrive - 510 PS - Petrol - 2993 Hubraum255/40R21 255/45R20 265/40R21 265/45R20
X3 M xDrive - 480 PS - Petrol - 2993 Hubraum255/40R21 255/45R20 265/40R21 265/45R20
X3 M40d - 340 PS - Mild-Hybrid - 2993 Hubraum245/40R21 245/45R20 245/50R19 275/35R21 275/40R20
X3 M40d xDrive - 326 PS - Diesel - 2993 Hubraum245/40R21 245/45R20 245/50R19 275/35R21 275/40R20
X3 M40i xDrive - 354 PS - Petrol - 2998 Hubraum245/40R21 245/45R20 245/50R19 275/35R21 275/40R20
X3 M40i xDrive - 360 PS - Mild-Hybrid - 2998 Hubraum245/40R21 245/45R20 245/50R19 275/35R21 275/40R20
X3 M40i xDrive - 360 PS - Petrol - 2998 Hubraum245/40R21 245/45R20 245/50R19 275/35R21 275/40R20
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Related: all cars using 245/50R19 · all vehicles