General description Air Suspension Shock Absorber designed for Mercedes-Benz ML-Class W164 and GL-Class X164 vehicles equipped with the Adaptive Damping System (ADS). This product is suitable for models manufactured between 2005 and 2018, ensuring optimal performance and comfort. Technical specifications Condition: Brand New Placement on Vehicle: Rear left + right Warranty: 2 years Quantity: 1 pair (for rear left + right side) Reference OE/OEM Numbers: 1643203031, 1643200731, 1643202031, 1643202731, 164320073160, 164320073180, 164320073188, 164320203160, 164320203180, 164320203188, 164320273160, 164320273180, 164320273188, 1643200731, 1643200731, 1643202031, A1643200731, A164320203160, A164320073180, A164320073188, A1643202031, A164320203160, A164320203180, A164320203188, A1643202731, A164320273160, A164320273180, A164320273188, A1643203031, A164320303180, A164320303188 Installation Professional installation is recommended for optimal performance and safety. Please note that