🌧️ 2018 BMW X4 M40i: Wiper Blade Sizes
Driver side
24″
Passenger side
19″
Rear
14″
Attachment type: hook — most aftermarket blades include the adapter, but check the box.
📝 F26 M40i performance variant. Same wiper specifications as standard X4.
Part numbers on the shelf
Size-standard part numbers — verify the connector before buying. Rear blades are model-specific: check the vehicle list on the package.
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