General description Front Air Strut Shock Suspension Spring designed specifically for the Mercedes S Class W221 models from 2005 to 2013. This high-quality air suspension strut ensures a smooth ride and restores the original ride height, enhancing overall ride quality. Technical specifications Condition: Brand New Placement on Vehicle: Front left/right Reference OE/OEM Numbers: 2213204913, 221320491360, 221320491380, 221320491388, 2213205113, 221320511360, 221320511380, 221320511388, 2213207313, 221320731360, 221320731380, 221320731388, 2213209313, 221320931360, 221320931380, 221320931388, 2213209713, 221320971360, 221320971380, 221320971388, A2213204913, A221320491360, A221320491380, A2213205113, A221320491388, A221320511360, A2213209313, A221320931360, A221320931380, A2213209713, A221320931388, A221320971360, A2213207313, A221320511380, A221320511388, 221 320 74 13, A221320971380, A221320971388 Operating Pressure: 1.0 MPa Packaging dimensions: Length: 65 cm, Width: 22 cm, Height: 19