This Febi Bilstein Cross Strut Kit, part number 102557, is designed for OE matching quality and precision fit. It is a wheel suspension rod/strut, also known as a push rod. The kit includes multiple Febi parts such as rods/struts, control/trailing arms, and mounting kits. The part is compatible with Mercedes vehicles, specifically the SLK350 R171 3.5 Rear from 2004 to 2011. The OE number for this part is 210 350 38 06 S2. The weight of the part is 6.06 kg. Please ensure compatibility with your vehicle before purchase. For any queries, please contact the seller.