BMW E91 318i N43 N46 Front Left N/S M Sport Spring Strut Brake Suspension Leg

The BMW E91 325i N52 Left Knuckle Strut Assembly 218HP is a complete solution for the driver's side front suspension, designed for BMW 3 Series E91 models with the N52 engine. It offers a cohesive combination of the damping element and the knuckle assembly, simplifying servicing and allowing for precise restoration of the vehicle's suspension geometry. By maintaining the factory design, it is a functional choice for discerning users who expect correct operation of the running gear.

Specifications and technical data

• SKU: 6786011-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6786011
• Substitutable numbers: 31316786011, 6786011, 31216793923, 6793923, 34116769091, 6769091, 34116854998, 6854998, 31316772919, 6772919, 31216764443, 6764443, 34116764643, 6764643, 34116772669, 6772669, BG
• Weight: 150
• Location on the vehicle: Front, Left
• Category: Shock & Strut Mounts

Intended Use and Fitment for BMW E91 325i N52

The presented component belongs to the Strut Mounts and Shock Absorber Legs group and is dedicated to the left front axle of the BMW 3 Series E91 325i with the 218 HP N52 engine. The strut and knuckle assembly is designed to work with the factory suspension architecture, maintaining proper handling characteristics, high-speed stability, and predictable cornering behavior.

Its placement on the driver's side of the vehicle allows for the restoration of correct suspension operation in cases of mechanical damage, wear and tear, or after an accident. Using a complete assembly reduces the risk of improper component fitment and simplifies geometry alignment.

Technical Characteristics of the Strut-Knuckle Assembly

The combination of the shock absorber with the leg and knuckle in a single assembly ensures stable wheel guidance, proper vibration damping, and load transfer from the road to the body. The design for the front axle of the BMW E91 325i N52 has been developed to:

• maintain precise caster and camber angles,
• provide adequate suspension strut rigidity while preserving ride comfort,
• work with factory brake and steering system components,
• reduce the transfer of vibrations and impacts to the body.

By preserving the original geometry, this assembly allows for stable vehicle handling in both everyday city driving and highway cruising.

Condition, Origin, and Benefits of Using BMW Parts

The component is from the BMW brand and is classified as a used part, meaning it has been previously operated but retains the functionality required for continued use after proper installation. Choosing an original component from this group helps maintain the structural integrity of the suspension, correct mounting points, and compatibility with other running gear components.

The use of a complete strut and knuckle assembly is particularly beneficial in situations involving mechanical damage to the front suspension – replacing the entire assembly reduces service time, simplifies part selection, and minimizes the risk of alignment issues. This is a practical service solution for workshops and individual users who want to restore correct vehicle handling without unnecessary experimentation with aftermarket parts.

Installation Tips and Practical Application

When installing the strut and knuckle assembly in a BMW E91 325i N52, it is recommended to have the work performed by a professional service center, using appropriate tools for dismantling and installing suspension components. After installation, a wheel alignment is necessary to fully utilize the design's potential and avoid uneven tire wear.

The product is suitable for both standard replacement of worn parts and for post-accident repairs, where restoring the vehicle's factory handling parameters is crucial. By maintaining the correct vehicle placement and model-specific fitment, this part constitutes a cohesive suspension component for the BMW E91 325i N52.

Related BMW Suspension Components

If you are planning a comprehensive repair or upgrade of the front suspension area on your BMW and need other parts from the same group, such as struts, legs, or mounts, check the available parts in the BMW Strut Mounts and Shock Absorber Legs category.

For drivers interested in broader vehicle system diagnostics, including the impact of diesel engine operation on ride comfort and component condition, an article discussing the symptoms and consequences of diesel injector problems may be helpful: Diesel Injector Failures – How to Recognize Them and What Neglecting Them Entails.