BMW 3 E90 E92 Sachs Front Right O/S Shock Absorber Spring Strut 311404

BMW 3 E90 E92 Sachs Front Right O/S Shock Absorber Spring Strut is a component from the Shock absorbers and struts group, designed for operation on the front right side of the suspension. It is a used, tested suspension strut that allows you to restore the correct damping characteristics and handling stability in your 3 Series.

Specifications and technical data

• SKU: 311404
• Mark: Unbranded
• Condition: Used
• OEM Part Number: 311404
• Substitutable numbers: 311404, Sachs, E90, E92, 311 404, BG
• Location on the vehicle: Front, Right
• Category: Shocks, Struts & Assemblies

Application and function in the suspension

The described shock absorber with strut is designed for installation on the front right side of the vehicle, where it is responsible for controlling spring deflection, stabilizing the body, and reducing vibrations transmitted to the chassis. A properly selected suspension strut improves steering precision, shortens the time it takes for the car to stabilize after hitting bumps, and reduces body roll during braking and dynamic maneuvers.

Thanks to the strut design, this element also acts as a guide for the steering knuckle, which has a direct impact on wheel geometry, vehicle behavior in corners, and even tire wear. Correct selection of the installation side is crucial for maintaining factory suspension performance parameters.

Technical characteristics and compatibility

The shock absorber strut is based on solutions from the Sachs brand, known for producing suspension components with stable damping characteristics. Using a dedicated strut for the front right side ensures proper fitment to the body and steering knuckle mounts, which facilitates installation and subsequent geometry adjustment.

The item has an assigned OEM part number and interchangeable numbers, which allows for precise verification of compatibility with a specific version of the BMW 3 Series E90/E92. Before purchasing, it is worth comparing the markings with the currently installed part or service documentation to ensure full compatibility.

Condition, purpose, and benefits of replacement

The shock absorber with strut is offered as a used part, which is a reasonable compromise between repair costs and improving driving characteristics. This type of component is particularly recommended for point replacement of a damaged strut when you want to quickly restore suspension efficiency without investing in a complete new set.

Replacing a worn or mechanically damaged strut with a functional unit helps reduce knocking from the front suspension area, improve stability at higher speeds, and increase ride comfort on uneven surfaces. It is also an important step toward maintaining safe tire contact with the road, which is significant for braking efficiency and the operation of driver assistance systems.

Technical support and additional materials

To better understand the role of the shock absorber in the entire suspension system and the relationships between the suspension strut, control arms, and stabilizer, it is worth consulting practical technical materials. A detailed discussion can be found in the article Suspension system – a comprehensive guide to shock absorbers, control arms, and stabilizers, which helps assess when replacing a single element is sufficient and when it is worth planning a wider scope of work.

Other shock absorbers and struts for this brand

If you are planning a comprehensive repair or upgrade of the front suspension zone in your BMW and need other elements from the same group, such as additional suspension struts, complete struts, or supplementary mounts, check out the available parts in the Shock absorbers and struts Unbranded category.