Mercedes R-Class 2006-2012 W251 Mercedes S-Class 2006-2014 W221 Mercedes R-Class 2006-2012 W251Mercedes S-Class 2006-2014 W221Headunit Installation RequirementsYou will needFacia - Double DIN: RequiredSteering Wheel Control Harness: Required, also requires radio brand specific patch leadPrimary Harness: Required, may require a secondary harnessAntenna Adaptor: Required Please enable javascript to use this siteImages About this VehicleDates: Jan 1998 through Jan 2005Manufacturer: Mercedes BenzSub-Model: W220Chassis Type: SedanWagonPlace of Origin: GermanyTags: MercedesS-ClassW220SedanMercedes S-Class W220 In July 1998, the W220 was presented. The W220 S-Class was restyled due to an update on previous models or new cars released compared to its W140 predecessor. Information provided by: https://en.wikipedia.org/wiki/Mercedes-Benz_S-Class#Fourth_generation_W220_(1998%E2%80%932005) ‹ Mercedes R-Class 2006-2012 W251 Mercedes Benz Mercedes S-Class 2006-2014 W221 ›