BMW 3 Series E90 320d M47N2 M Sports Front Right O/S Spring Strut Leg Brake Disc

BMW 3 Series E90 320d M47N2 M Sports Front Right O/S Spring Strut Leg Brake Disc is a factory-spec suspension component designed for the front right side of the sports suspension version. Thanks to its design, which adheres to the manufacturer's specifications, it ensures precise handling, body stability, and predictable vehicle behavior during dynamic driving. It is an advantageous choice for users who expect suspension characteristics consistent with the original BMW factory specifications.

Specifications and technical data

• SKU: 6771180
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6771180
• Substitutable numbers: 6771180, 31306771180, 31316786004, 6786004, 31316767330 31314036122, 6767330 4036122, 34116769092, 6769092, 34116854998 31216793924, 6854998 6793924, 34116764643 34116772669 31216764444, 6764643 6772669 6764444
• Location on the vehicle: Front, Right
• Category: Suspension Component Replacement Kits

Purpose and compatibility for BMW 3 Series E90 320d M47N2 M Sports Front Right O/S Spring Strut Leg Brake Disc

The presented component is dedicated to the front axle on the right side, which is crucial for maintaining proper suspension geometry and uniform operation of the vibration damping system. Utilizing the original BMW design allows for maintaining factory handling parameters, such as:

• driving stability at higher speeds,
• controlled suspension deflection in corners,
• consistent operation with other sports suspension components.

As a result, the suspension operating characteristics remain predictable, which is particularly important in SPORT versions, where the chassis is tuned for a more dynamic driving style.

Construction and function in the suspension system

The shock absorber with the steering knuckle forms an integrated assembly responsible for wheel guidance and damping road surface irregularities. In practice, this means that a single component is responsible for:

• maintaining the correct position of the hub and wheel relative to the body,
• controlling vertical suspension movements,
• transferring loads from the road to the body in a way that minimizes vibrations.

Such a solution is particularly beneficial in cars with a sporty character, where system rigidity and repeatable suspension reactions during sudden maneuvers, braking, and acceleration are important.

Benefits of using an original BMW component

Using the original shock absorber-steering knuckle assembly in the BMW 3 Series E90 320d M47N2 M Sports Front Right O/S Spring Strut Leg Brake Disc allows for maintaining the structural integrity of the entire suspension. In practice, this translates into:

• proper cooperation with stock springs and other front axle components,
• easier geometry alignment after installation,
• maintaining the factory balance between comfort and suspension stiffness.

A used OEM component is a solution that allows for reducing repair costs while maintaining the original handling characteristics, without the need to interfere with the factory suspension design.

Application in suspension replacement kits

The BMW 3 Series E90 320d M47N2 M Sports Front Right O/S Spring Strut Leg Brake Disc works perfectly as part of a larger service package involving the replacement of several suspension components simultaneously. This approach allows for:

• minimizing differences in suspension performance between the left and right sides,
• reducing tire wear resulting from incorrect geometry,
• achieving a consistent effect after repair – both in terms of handling and safety.

Replacing the component on the right side in combination with checking other suspension components is particularly recommended for cars operated dynamically or on lower-quality road surfaces.

If you are planning a comprehensive repair or upgrade of the suspension area in your BMW and need other components from the same group, such as shock absorbers, springs, or complete struts, check the available parts in the BMW Suspension Replacement Kits category.

Condition, verification, and selection of used suspension

The offered component comes from the used BMW parts segment, which allows for economical repair while maintaining a design consistent with the factory project. Before installation, it is recommended to perform a standard check of the operational condition and verify compatibility with the specific engine and equipment version of the vehicle.

If you want to better understand the differences between standard and sports suspension and make an informed decision when purchasing used components, it is worth reading the guide: Standard vs. sports suspension – design differences and is it worth buying used suspension parts?. This will make it easier for you to assess when choosing a used shock absorber with a steering knuckle is technically justified and cost-effective.