Bilstein B4 OE Replacement Suspension Shock Absorber

2020–2021 BMW M340i xDrive

Part #: 19-323305

Overview

The Bilstein B4 OE Replacement Shock Absorbers are designed specifically for the 2020-2021 BMW M340i xDrive, offering a perfect balance of performance, comfort, and reliability. Engineered to meet or exceed OE standards, these dampers restore your vehicle's original handling characteristics while providing the durability and quality that Bilstein is renowned for. Whether you're replacing worn-out shocks or upgrading to maintain factory ride quality, these shocks are an excellent choice for maintaining your BMW's precise handling and smooth ride.

Ideal for daily drivers, enthusiasts seeking to preserve factory performance, or those restoring their vehicle to its original condition, the Bilstein B4 OE Replacement shocks ensure your BMW maintains its factory-level comfort and handling. With these dampers, you'll get a seamless driving experience that feels just like new, with the added confidence of Bilstein's proven engineering and manufacturing standards.

Key Features

The Bilstein B4 OE Replacement Dampers incorporate advanced technology and high-quality materials to deliver exceptional performance and longevity. Here are some of the key features:

• OE-Equivalent Design: Precisely engineered to match the original factory specifications, ensuring perfect fitment and performance restoration.
• High-Quality Materials: Constructed with durable steel and corrosion-resistant coatings to withstand harsh driving conditions and environmental exposure.
• Gas Pressure Technology: Utilizes Bilstein's proprietary mono-tube gas pressure design for consistent damping performance and improved handling.
• Restores Original Ride Quality: Maintains the factory ride comfort, handling, and stability that BMW engineers designed into your vehicle.
• Enhanced Safety and Control: Provides reliable damping for optimal tire contact and vehicle stability during everyday driving and spirited maneuvers.
• Easy Installation: Designed as direct OE replacements, these shocks bolt right into your vehicle without modifications or additional tuning.
• World-Famous Bilstein Quality: Backed by decades of experience in suspension technology, ensuring long-lasting performance and peace of mind.

Construction & Design

The Bilstein B4 OE Replacement shocks feature a mono-tube design that offers superior damping control and heat dissipation compared to traditional twin-tube shocks. The high-strength steel housing is coated to resist corrosion, ensuring durability over years of use. The piston rods are precision-machined and coated for smooth operation and resistance to wear. These shocks are engineered with CAD software and tested rigorously to match the original OE specifications, guaranteeing a perfect fit and consistent performance. Their design ensures that your BMW maintains its factory ride height, handling characteristics, and comfort, making them an ideal choice for restoring or maintaining your vehicle's original suspension performance.

Installation & Fitment

The Bilstein B4 OE Replacement Shock Absorbers are designed as direct bolt-on replacements for the original equipment. Installation is straightforward for experienced DIY enthusiasts or professional mechanics, requiring no special tools or modifications. The shocks bolt into the factory mounting points, restoring your vehicle's original handling and comfort without the need for additional tuning or adjustments. No cutting, drilling, or complex procedures are necessary, making this a hassle-free upgrade or replacement.

• Direct OE replacement for a perfect fit
• No tuning or special modifications required
• Designed for easy installation with factory mounting points

What's Included

• Pair of Bilstein B4 OE Replacement Shock Absorbers for the front or rear (depending on application)
• Installation hardware and mounting components
• Comprehensive installation instructions

Ideal For

• BMW M340i xDrive owners seeking to restore factory ride quality
• Enthusiasts performing suspension maintenance or restoration
• Drivers who want reliable, durable shocks that match OEM performance
• Anyone looking to maintain the original handling and comfort of their BMW