BMW 1 E87 118d M47N2 Front Left N/S Leg Spring Strut Brake Suspension Hub

BMW 1 E87 118d M47N2 Front Left N/S Leg Spring Strut Brake Suspension Hub is a complete front suspension component designed for the left side of the front axle, dedicated to BMW 1 Series E87 models with the M47N2 engine. The assembly combines vibration damping with wheel guidance, allowing for precise steering system operation and stable vehicle behavior during braking and dynamic driving.

Specifications and technical data

• SKU: 6786017-13
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6771557
• Substitutable numbers: 31316786017, 6786017, 31316771553, 6771553, 31216793923, 6793923, 31216764443, 6764443, 34116774681, 6774681, 34116768185 34116773021, 6773021, 6768185, 34116854996, 6854996, 34116764629, 6764629
• Location on the vehicle: Front, Left
• Category: Suspension Component Replacement Kits

Purpose and function in the suspension

The presented item belongs to the Suspension replacement kits group and is responsible for wheel guidance and suspension deflection control on the driver's side. Integrating the shock absorber with the steering knuckle simplifies the replacement process, reduces the number of workshop operations, and minimizes the risk of incorrect assembly of individual components.

The vehicle placement defined as Front, Left means that the part operates in the most heavily loaded zone of the body – on the front axle, on the left side. Proper selection of such a component has a direct impact on:

• driving stability at higher speeds,
• braking efficiency and even tire wear,
• damping comfort and reduction of vibrations transmitted to the body.

Original origin and reference numbers

The part comes from the BMW group, which ensures the preservation of factory mounting geometry, correct operating characteristics, and compatibility with the standard suspension configuration in the BMW E87 118d M47N2. The element has a dedicated OEM part number and assigned interchangeable numbers, allowing it to be precisely verified against the manufacturer's catalog or service software without the risk of selecting the wrong component.

The presence of multiple reference numbers facilitates matching to a specific equipment version and vehicle year, and also allows for seamless integration with other left-side steering system components.

Condition, application, and benefits of installation

The offered item is in Used condition, which in practice means an original part from dismantling, maintaining the factory construction and operating parameters provided by the manufacturer. For the user, this means the possibility of an economical suspension repair while maintaining the vehicle's standard handling characteristics.

Replacing the complete shock absorber–steering knuckle assembly on the left side is particularly recommended in situations such as:

• mechanical damage after a collision or hitting an obstacle,
• excessive play in wheel guidance or uneven tire wear,
• noticeable knocking and deterioration of stability in the front suspension.

Selecting an original assembly for the BMW E87 118d M47N2 allows for maintaining the correct front axle geometry, which translates into predictable vehicle behavior and proper cooperation with safety systems.

Technical support and suspension selection

If you are considering whether a standard suspension system or a configuration with more sporty characteristics is a better choice for your case, a guide describing the structural and operational differences will be helpful. A detailed discussion can be found in the article Standard vs. sports suspension – construction differences and is it worth buying used suspension parts?, where practical tips regarding the selection of used suspension elements are presented.

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 struts, wishbones, or mounts, check the available parts in the BMW suspension replacement kits category.

When comparing used original parts with replacements, it is also worth familiarizing yourself with the practical selection criteria described in the guide 5 reasons why a used OEM part is a better choice than a replacement, which will facilitate making an informed service decision.

Summary

BMW 1 E87 118d M47N2 Front Left N/S Leg Spring Strut Brake Suspension Hub is a functional, original front suspension assembly designed for the left side, which allows for restoring proper vehicle handling and steering system stability. Using a dedicated element from the BMW group ensures proper mounting fitment, consistency with the standard suspension operating characteristics, and predictable vehicle behavior in daily use.