Bilstein B4 OE Replacement (Air) dampers are designed to replace the original air suspension systems on many European brand vehicles. Bilstein is an OE supplier for air suspension systems; the quality of these products meets, and typically exceeds, the standards set forth by the vehicle's manufacturer. Bilstein B4 OE Replacement (Air) dampers are designed to connect directly into the original connectors on the vehicle, ensuring modification-free installation and restoration of the original feel of the vehicle. PartNumber : bil44-240004 Description : B4 OE Replacement (Air) - Air Suspension Spring Boot Included : No Finish : Black Paint Internal Design : Monotube Lower Mount Type : Clevis Series : B4 OE Replacement (Air) Title : Bilstein Shock Absorbers Upper Mount Type : Multiple Studs California Proposition 65 : WARNING: Cancer & Reproductive Harm - www.P65Warnings.ca.gov 2014-2016 Mercedes-Benz S550 4Matic V8.4663cc Suspension::Shocks and Struts