BMW F30 316d N47N Front Left Spring Strut Leg Suspension 6791551

BMW F30 316d N47N Front Left Spring Strut Leg Suspension is a complete, used set of suspension and braking system components designed for the front left side of the vehicle. This assembly allows for a cohesive replacement of key components within a single suspension corner, which facilitates servicing and reduces the risk of issues with geometry and vehicle handling.

Specifications and technical data

• SKU: 6791551-5
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6791551
• Substitutable numbers: 31316791551, 6791551, 31216792287, 6792287, 34116850649, 6850649, 34116792217, 6792217, 31316874367, 6874367
• Location on the vehicle: Front, Left
• Category: Suspension Component Replacement Kits

Technical characteristics of the set

The presented set combines a shock absorber, steering knuckle, and brake caliper, allowing for the replacement of the entire load-bearing and braking node on the driver's side. This solution is particularly beneficial for post-collision repairs or when several components are simultaneously worn out, as it minimizes the need to source parts from different suppliers.

The vehicle placement, specified as Front – left, ensures clear identification of the mounting position, which is essential both for selecting parts and for subsequent wheel alignment and suspension performance checks.

Application and benefits of installation

This type of set is intended for users who want to restore the factory performance characteristics of the suspension and brakes in their BMW in an organized manner. In one package, you receive components responsible for:

• wheel guidance and maintaining proper geometry (steering knuckle),
• vibration damping and body stabilization (shock absorber),
• effective braking force transmission (brake caliper).

Such a combination promotes consistency in the operating parameters of the entire suspension corner, which translates into predictable vehicle behavior, stability during braking, and driving comfort.

Condition, origin, and fitment

The item is marked as used, which in practice means it comes from disassembly and is intended for further use after proper installation and verification by a mechanic. For many BMW users, this is a reasonable compromise between repair costs and maintaining the correct performance parameters of the suspension and brakes.

Original manufacturer markings and available interchangeable numbers facilitate precise matching of the set to a specific version of the BMW F30. Before purchasing, it is worth comparing the parameters with the vehicle documentation or consulting a service center to confirm compatibility with a given engine and equipment configuration.

Practical installation tips

When replacing the shock absorber–steering knuckle–caliper assembly on the front left side, it is recommended to:

• check the condition of mating components (control arms, stabilizer links, brake lines),
• use new bolts and nuts in places where the manufacturer specifies single-use components,
• perform a suspension geometry adjustment on a professional stand after installation,
• check braking efficiency at a diagnostic station.

This approach allows you to fully utilize the potential of the set and reduce the risk of subsequent failures related to improper installation or wear of adjacent components.

Modernization expansion and technical knowledge

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 struts, control arms, or mounts, check out the available parts in the BMW suspension replacement sets category.

For those interested in the broader use of used components in the automotive industry, including in the context of tuning and repairing premium cars, a valuable addition to your knowledge will be the article on our blog: Audi on second-hand parts – tuning and repairs without losing quality, which shows how to consciously use components from disassembly while maintaining high quality of vehicle operation.