BMW 6 Series E64 630i N52 Front Left N/S Spring Strut Leg Brake Caliper Disc

The BMW E64 630i N52 258HP Left Knuckle with Shock Absorber is a complete front suspension component designed for the front axle on the driver's side of the 6 Series convertible. Thanks to its factory geometry and specific engine version fitment, it ensures stable handling, precise trajectory maintenance, and proper cooperation with the braking and steering systems. This is a solution for users who expect consistent suspension behavior after a repair or collision.

Specifications and technical data

• SKU: 6769455
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6769455
• Substitutable numbers: 31316769455, 6769455, 31216762017, 6762017, 34116753659, 6753659, 34116864906, 6864906, 34116753221, 6753221
• Location on the vehicle: Front, Left
• Category: Suspension Component Replacement Kits

Intended Use and Function in Suspension

The left front axle knuckle with shock absorber is responsible for transferring loads from the wheel to the body, maintaining correct geometry, and cooperating with steering and braking system components. In the BMW 6 Series E64 with the N52 engine, it provides:

• stable mounting of the wheel hub and brake disc,
• correct guidance of the shock absorber in its working axis,
• maintenance of manufacturer-designed suspension angles,
• consistent cooperation with control arms and tie rods.

This allows for predictable vehicle behavior during braking, acceleration, and cornering after installation, which is important for both daily driving and dynamic highway driving.

Benefits of Using a Complete Knuckle with Shock Absorber

Using a complete knuckle-shock absorber assembly for the front left side helps reduce repair time and the risk of installation errors. You receive key wheel guidance components in a single part, which facilitates:

• restoring factory geometry after mechanical damage,
• maintaining consistent suspension performance on the driver's side,
• precise alignment of toe and angles after installation,
• reducing unwanted vibrations and noises resulting from play in the mountings.

This is particularly important in premium vehicles where driving comfort and high-speed stability are significant aspects of the vehicle's character.

Vehicle Placement and Fitment

The presented component is designed for the front, left side of the vehicle, eliminating the risk of errors in part selection. Its dedication to the specific BMW 6 Series E64 model with the N52 engine means that the design of the knuckle and shock absorber has been engineered considering the weight, load distribution, and suspension characteristics of this body and drivetrain version.

As a result, after replacement, you can expect performance close to factory settings, without the need for adaptation or modification of other system components. This solution is particularly beneficial for post-accident repairs, where reliable component fitment to the specific vehicle configuration is crucial.

Product Characteristics and Condition

The knuckle with shock absorber belongs to the Suspension Replacement Kits group, highlighting its role as a component installed as part of a comprehensive front axle repair. The product is used, allowing for economical repair while maintaining the original design and geometry intended by the vehicle manufacturer.

Choosing an original part from disassembly is often preferred by users who value consistent suspension performance and compliance with factory specifications, while also seeking a reasonable cost compromise compared to purchasing new components.

Technical Support and Additional Information

If you are planning a comprehensive repair or upgrade of the front suspension area on your BMW and need other components from the same group, such as shock absorber struts, right-side knuckles, or complete mounting kits, check the available parts in the BMW Suspension Replacement Kits category.

When selecting used suspension components, it is worth knowing the specifics of original premium parts and their behavior after installation. For a broader context on the cost-effectiveness of using parts from disassembly in premium vehicles, refer to the article on our blog: Used Mercedes Parts – Original Parts from Disassembly, the conclusions of which can also be applied to BMW vehicles.