Front ADS Shock Absorber for Mercedes-Benz W164 Our W164 front air shock absorber, OEM reference number 1643206013 , is a direct replacement air suspension strut designed for Mercedes-Benz W164 ML-Class and GL-Class vehicles. Manufactured to match OEM specifications, this air strut delivers reliable ride comfort and stable handling. We supply auto air suspension parts for wholesalers, car repair garages, importers and distributors. Strict quality inspection before shipment,