BMW E90 325d M57N2 M Sport Front Right O/S Suspension Leg Axle Brake Wheel Hub

BMW E90 325d M57N2 M Sport Front Right O/S Suspension Leg Axle Brake Wheel Hub is a complete front suspension component designed for the right side of the front axle in the BMW 3 Series E90 M Sport version. This solution allows for a consistent, technically correct replacement of the suspension support assembly, ensuring proper geometry and stable vehicle handling. Thanks to the use of the original BMW design, the component retains factory mounting points and suspension performance characteristics.

Specifications and technical data

• SKU: 6771180-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6771180
• Substitutable numbers: 31316786004, 6786004, 31216793924, 6793924, 34116769094, 6769094, 34116854999, 6854999, 31314036122, 4036122, 31306771180, 6771180, 31316767330, 6767330, 31216764444, 6764444, 34116764645, 6764645, BG
• Location on the vehicle: Front, Right
• Category: Suspension Component Replacement Kits

Purpose and function in the suspension

The presented set from the Suspension replacement kits category includes the shock absorber assembly with the steering knuckle for the right side of the front axle. This system is responsible for transferring loads from the wheel to the body, maintaining the correct driving line, and working in conjunction with the braking and steering systems. Using a version dedicated to the M Sport package allows for maintaining the sporty handling characteristics for which BMW models are known.

The placement on the vehicle, specified as front – right side, guarantees precise fitment to the correct suspension corner, which is crucial for proper geometry and even operation of both sides of the axle.

Benefits of using a complete assembly

Using a complete shock absorber–steering knuckle assembly in the BMW E90 325d brings a number of practical assembly and operational benefits:

• consistent fitment of support and steering suspension components on the right side of the front axle,
• retention of factory mounting points and the correct position of the hub and brake caliper,
• easier installation thanks to the ready-to-use assembly configuration, without the need to transfer many individual components,
• reduction of the risk of errors when setting suspension geometry after repair.

For the user, this means more stable handling, predictable vehicle behavior in corners, and proper cooperation with other chassis components.

Product characteristics and condition

The offered element is a BMW brand part, which in practice means maintaining the original design and compliance with the factory design assumptions of the E90 325d M Sport model. The product has an assigned OEM part number and a set of interchangeable numbers, which facilitates verification of compatibility with a specific vehicle configuration and year.

The item is offered as used, which allows for an economical suspension repair while maintaining the original design specification. For many BMW users, this is a reasonable compromise between cost and maintaining the proper character of the car's handling, especially in versions with a sporty flair, such as the M Sport.

Application in service and tuning

The BMW E90 325d M57N2 M Sport Front Right O/S Suspension Leg Axle Brake Wheel Hub will work well both for standard repairs after mechanical damage and for suspension modifications aimed at more dynamic driving characteristics. Replacing the complete assembly on one side is especially recommended after collisions, curb impacts, or when steering knuckle deformation is detected.

If you are considering wider use of used components in premium cars and want to see practical examples of applications in German cars, it is worth reading an article describing tuning and repairs using second-hand parts: Audi on second-hand parts – tuning and repairs without loss of quality.

How to choose the right suspension kit

When selecting this type of element for the BMW E90 325d, it is crucial to verify compatibility with the body version, equipment package (including the M Sport package), and placement on the vehicle. Both manufacturer markings and interchangeable numbers assigned to the part are helpful here – they allow you to confirm that the given shock absorber and steering knuckle assembly will work with the existing braking system, hub, and steering components.

If you are planning a comprehensive repair or upgrade of the front suspension area in your BMW and need other elements from the same group, such as shock absorber struts, steering knuckles, or complete corner modules, check the available parts in the BMW suspension replacement kits category.

Summary

BMW E90 325d M57N2 M Sport Front Right O/S Suspension Leg Axle Brake Wheel Hub is a technically matched, original front suspension assembly designed for the right side of the vehicle. It combines the design of the shock absorber and steering knuckle, which facilitates installation and helps restore the correct geometry and handling characteristics typical of the BMW M Sport version. For users looking for a cost-effective repair solution, it is also worth considering a broader comparison of new and used components, described in the guide: New or used? Comparison of costs and quality of car parts.