Bilstein B4 OE Replacement (Air) Front Air Spring with Twintube Shock Absorber

Mercedes-Benz S550 (2014–2020) / W222

Part #: 44-109462

Overview

The Bilstein B4 OE Replacement (Air) dampers are engineered to restore the original ride quality and handling of your Mercedes-Benz S550 equipped with factory air suspension. Designed specifically for the W222 chassis produced from 2014 to 2020, these front air springs and shocks provide a direct replacement solution that ensures your vehicle maintains its factory comfort, stability, and performance. Whether your original air suspension has developed leaks, or you’re restoring your vehicle to factory specifications, these Bilstein components offer a reliable and straightforward upgrade.

Ideal for Mercedes-Benz owners seeking to restore their vehicle’s original ride feel without the need for complex modifications, the B4 OE Replacement dampers are perfect for daily drivers, enthusiasts, and those looking to maintain the luxury and comfort expected from a Mercedes-Benz S550. With Bilstein’s reputation for quality and durability, you can trust these shocks and springs to deliver consistent performance and long-lasting reliability.

Key Features

Bilstein B4 OE Replacement dampers are designed with advanced technology and high-quality materials to ensure a seamless fit and optimal performance. Key features include:

• OE-grade construction utilizing durable, corrosion-resistant materials for long-term reliability and resistance to harsh road conditions.
• Direct-fit design that connects effortlessly into the original suspension mounting points, eliminating the need for modifications or additional parts.
• Twintube shock absorber design that provides a smooth, controlled ride while maintaining precise handling characteristics.
• Factory-level damping performance that restores the vehicle’s original ride height, comfort, and stability.
• Engineered to meet or exceed OE standards, ensuring compatibility and performance that matches or surpasses the original equipment.
• Designed specifically for Mercedes-Benz W222 S550 models, ensuring perfect fitment and function.
• Bilstein’s OE supplier expertise guarantees high-quality manufacturing and rigorous testing standards.

Construction & Design

The Bilstein B4 OE Replacement dampers feature a robust twintube design, which combines a stable outer tube with a piston rod and an inner tube that houses the damping fluid. This construction provides excellent ride comfort, precise handling, and durability. The air springs are made from high-strength, flexible rubber bellows that accommodate the vehicle’s air suspension system, ensuring a perfect seal and consistent ride height. The shocks incorporate Bilstein’s proprietary monotube technology, which offers improved heat dissipation and consistent damping performance under various driving conditions.

The components are engineered with precision and manufactured to strict quality standards, ensuring a perfect fit and long service life. The use of corrosion-resistant materials and advanced sealing techniques helps prevent leaks and degradation over time, making these replacements a reliable choice for restoring your vehicle’s original suspension feel.

Installation & Fitment

The Bilstein B4 OE Replacement front air springs and shocks are designed for a straightforward, bolt-on installation. They connect directly into the original mounting points without the need for modifications, cutting, or drilling. The process typically involves removing the existing air suspension components and replacing them with these Bilstein units, restoring the vehicle’s original ride height and handling characteristics. No special tools or tuning are required, making this a convenient upgrade or repair for qualified technicians or experienced DIY enthusiasts.

• Direct-fit replacement for factory air suspension components on Mercedes-Benz W222 S550 models.
• No cutting, drilling, or tuning required for installation.
• Designed for easy installation with standard hand tools.

What's Included

• Front air spring assembly
• Twintube shock absorber
• All necessary mounting hardware and seals

Ideal For

• Mercedes-Benz S550 owners restoring factory ride quality
• Vehicles experiencing air suspension leaks or failure
• Enthusiasts seeking OEM-quality replacement parts
• Daily drivers and luxury vehicle owners prioritizing comfort and reliability