This suspension from Bilstein features ride height adjustability with dampers compatible with OE electronic damping systems. All of the factory suspension features, including factory controls, will be kept with the installation of the kit. The kit offers monotube performance dampers with matched springs that are tuned for each specific application. The zinc coated and threaded body design will give the flexibility to find the perfect ride height setting your intended use while providing unsurpassed protection against the harshest road elements. These kits are feature technology tested on the Nurburgring.