Bilstein 19 325798 Bilstein B4 OE Replacement Series Shocks and Struts Bilstein Suspension B4 OE Replacement (DampTronic) Suspension Shock Bilstein 19 020174 B4 OE Replacement Suspension Shock Absorber eBay Workshop Tip #7: BILSTEIN B4, B6 or B8 which is the right shock absorber? Bilstein B4 Rear Shock Wilkinson Suspension. Bilstein Suspension Shock Absorber Part #: 19 220093 Overview The Bilstein B4 OE Replacement Suspension Shock Absorber is designed to restore and maintain the original ride quality of your 2017 2020 BMW 440i xDrive Gran Coupe. Crafted with precision engineering, these dampers help ensure your vehicle responds predictably and comfortably, matching the factory standards for handling, stability, and ride comfort. Ideal for drivers seeking to preserve their vehicles original driving dynamics, the Bilstein B4 shocks deliver a smooth, controlled ride while supporting the vehicles suspension system for long lasting durability and performance consistency. Key Features The Bilstein B4 OE Replacement Dampers feature advanced design elements and high quality materials to provide reliable performance and a comfortable driving experience. Key features include: OE quality construction for precise fit and function High quality steel and durable coatings for corrosion resistance Gas pressure technology for consistent damping performance Designed to restore factory ride height and handling characteristics Engineered for long term reliability and minimal maintenance Manufactured to meet or exceed OE standards Construction & Design These shock absorbers are built with robust steel bodies and piston rods, featuring advanced coatings to resist corrosion and wear. The internal gas pressure technology ensures consistent damping performance, helping your vehicle maintain optimal handling and comfort over time. Driving Feel & Feedback The Bilstein B4 shocks are designed to deliver a smooth, predictable ride that closely matches the original factory feel of your BMW 440i xDrive Gran Coupe. They help absorb road imperfections and reduce body roll, providing confident handling and a comfortable driving experience. Installation & Fitment Installation should be performed by qualified technicians familiar with BMW suspension systems. Proper fitment is essential for optimal performance, and these shocks are designed to be direct replacements for OE units, ensuring a straightforward installation process. Whats Included This product includes a set of four shock absorbers, designed to replace all four corners of your vehicles suspension system for balanced handling and ride quality.