Febi Bilstein Engine Mounting - OE Matching Quality. This part is designed to reduce vibrations coming from the engine, offering a comfortable and quieter drive. Over time, engine mounting rubbers can wear and perish, causing vibrations and potential engine damage from excessive engine movement. This product is a genuine febi bilstein spare part, with solutions "Made in Germany". OE numbers for comparison: Mercedes Benz PKW 123 240 03 65. The quantity included is 1 unit, sold individually.