General description These rear air ride suspension shocks are designed specifically for Mercedes-Benz ML-Class W164 (2005-2018) and GL-Class X164 (2006-2018) vehicles equipped with the Adaptive Damping System (ADS). This product comes as a pair, including both the left and right rear shocks, ensuring a balanced and smooth ride. 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, 164 320 07 31, 164 320 0731, 164 320 20 31, 164 320 2031, 164 320 2731, 164 320 30 31, A1643200731, A164320073160, A164320073180, A164320073188, A1643202031, A164320203160, A164320203180, A164320203188, A1643202731, A164320273160, A164320273180, A164320273188, A1643203031, A164320303180, A164320303188 Installation