BILSTEIN B4 air suspension module.
The BILSTEIN B4 air suspension module offers optimum safety and durability. Don't be satisfied with less than BILSTEIN if you need OE replacement.
The best BILSTEIN air suspension technology for your car.
In close cooperation with Mercedes-Benz, we developed the BILSTEIN B4 air suspension module for maximum driving comfort. The revolutionary design provides damping, suspension and level control in one single part. The BILSTEIN B4 air suspension module is available for active and passive systems and is therefore the ideal OE replacement part for a perfect driving experience as on day one.
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