Bilstein B3 OE Replacement Rear Air Suspension Spring for 2007-2009 Mercedes-Benz R320 300D with hardened rubber bushing construction

with hardened rubber bushing construction that outperforms worn OEM components while maintaining daily drivability

3" rear drop at a 6 Kg/mm front spring rate

Our engineers have developed a sporty yet refined setup for your 2009-2016 Audi S4 Avant Quattro that allows you to individually adjust the compression & rebound damping independently of each other

The air cup lift system will fit on 90% of any brand coilovers with straight springs

Bilstein B3 OE Replacement Rear Air Suspension Spring for 2007-2009 Mercedes-Benz R320 300D with hardened rubber bushing constructionBilstein B3 OE Replacement (Air) Suspension Air Bags for the 2007 2009 Mercedes Benz R320 are designed to replace the original suspension air bags on select 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. Each B3 OE Replacement (Air) suspension air bag is designed to connect directly into the original