Bilstein B4 OE Replacement Suspension Strut Assembly

2006–2010 BMW 650i

Part #: 22-221490

Overview

The Bilstein B4 OE Replacement Suspension Strut Assembly is designed to restore your BMW 650i's original ride quality and handling performance. Engineered with precision and backed by Bilstein's renowned reputation for quality, these struts are the perfect solution for drivers seeking to maintain their vehicle's factory-like comfort and safety. Whether your existing suspension components are worn or you're looking to bring back the vehicle's factory handling characteristics, the B4 OE Replacement struts deliver reliable performance and durability.

Ideal for daily drivers, enthusiasts, and those restoring their vehicle to factory specifications, these struts help ensure your BMW maintains its original driving dynamics. With a focus on safety, comfort, and consistent handling, the Bilstein B4 OE Replacement dampers are a smart choice for maintaining the integrity of your suspension system without sacrificing ride quality.

Key Features

The Bilstein B4 OE Replacement Suspension Strut Assemblies incorporate advanced engineering and high-quality materials to deliver a seamless fit and reliable performance. Key features include:

• OE-grade construction with high-strength steel and durable coatings to resist corrosion and wear over time.
• Bilstein's proprietary monotube design ensures consistent damping performance and improved heat dissipation, contributing to longer service life.
• Precisely engineered to meet or exceed OE specifications, ensuring perfect fitment and restoring original handling characteristics.
• Designed to provide a smooth, comfortable ride while maintaining optimal vehicle stability and safety.
• High power reserves for maximum safety and performance, even under demanding driving conditions.
• Restores original driving comfort, handling, and stability, making it an ideal choice for vehicle restoration or replacement.

Construction & Design

The Bilstein B4 OE Replacement struts feature a robust monotube design, which offers superior damping control and heat management compared to traditional twin-tube systems. The housings are crafted from high-quality steel with corrosion-resistant coatings, ensuring durability and longevity. The internal valving is precisely calibrated to match the factory specifications of the BMW 650i, providing a seamless replacement that maintains the vehicle's original handling and ride comfort. These struts are engineered with a focus on exact fitment, ensuring straightforward installation without the need for modifications.

Installation & Fitment

The Bilstein B4 OE Replacement Suspension Strut Assemblies are designed as direct bolt-on replacements for the original factory units. No cutting, drilling, or special modifications are required, making installation straightforward for experienced DIY enthusiasts or professional mechanics. It is recommended to replace struts in pairs to ensure balanced handling and optimal performance. Proper alignment after installation is advised to maintain tire wear and handling characteristics.

• Direct fit for 2006-2010 BMW 650i models
• No special tools or modifications needed for installation
• Installation typically requires basic hand tools and alignment afterward

What's Included

• One (1) Bilstein B4 OE Replacement Suspension Strut Assembly
• All necessary mounting hardware and components for installation

Ideal For

• BMW 650i owners seeking to restore factory ride quality and handling
• Drivers experiencing worn or sagging suspension components
• Enthusiasts performing vehicle restoration or maintenance
• Anyone looking for reliable, OE-quality replacement dampers