BMW E87 E90 E91 Front Left Suspension N/S Wheel Hub Stub Axle Carrier

The BMW E87 E90 E91 Steering Knuckle Hub Left Front Left Front 6764443 is an original suspension component designed for the front axle on the driver's side. Thanks to its factory geometry and precise manufacturing, it ensures stable handling, correct wheel alignment, and safe suspension operation in BMW 1 and 3 Series vehicles.

Specifications and technical data

• SKU: 6764443-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6765157
• Substitutable numbers: 31216765157, 6765157, 31216793923, 6793923, 31216764443, 6764443
• Location on the vehicle: Front, Left
• Category: Other Steering & Suspension Parts

Purpose and Function of the Steering Knuckle with Hub

The left front steering knuckle with hub is responsible for wheel guidance, transferring loads from the suspension to the body, and cooperating with the braking and steering systems. A correctly selected component in this position is crucial for:

• maintaining proper suspension geometry (toe, camber angle),
• vehicle stability during braking and cornering,
• even wear of tires and suspension components,
• precise steering system response to steering wheel movements.

Compatibility and Fit for BMW

The presented steering knuckle with hub has been specifically designed for BMW models from the E87, E90, and E91 families, meaning its construction meets the vehicle manufacturer's requirements. The placement on the vehicle, identified as front, left side, allows for unambiguous identification of the mounting position and reduces the risk of errors when selecting parts.

Thanks to the use of an original design solution, factory mounting points for the shock absorber, control arm, tie rod end, and brake caliper are preserved. This facilitates installation and allows for seamless integration with the existing suspension and braking system.

Identification Parameters and Interchangeable Numbers

The steering knuckle with hub has a dedicated OEM part number and associated interchangeable numbers, which facilitates unambiguous identification in BMW catalogs and professional parts selection systems. The presence of multiple reference numbers increases the chances of matching a specific engine and equipment version of the vehicle, and also allows for verification of compatibility with the part removed from the car.

The product description also includes information such as SKU, brand, and condition, which aid in precise component selection within the store's offering and streamline the search process in warehouse systems.

Condition, Origin, and Practical Application

The component comes from the Other category, which in practice means it is a part with a specific purpose, often sought after for accident repairs, suspension refurbishment, or replacement of damaged drivetrain components. The used condition allows for economical repair while maintaining the original BMW construction, which is particularly important for users who value factory solutions.

The left front steering knuckle with hub is suitable for both standard replacement of a worn part and for comprehensive front-end reconstruction after a collision. A correctly selected component of this type helps restore proper vehicle handling, reduce vibrations, and ensure predictable car behavior on the road.

Benefits of Choosing an Original BMW Steering Knuckle

By choosing this steering knuckle with hub, you gain:

• factory fit for the suspension construction of BMW E87, E90, E91,
• consistency with the original drivetrain geometry,
• easier installation due to preserved factory mounting points,
• the ability to verify compatibility by OEM part number and interchangeable numbers,
• a reasonable compromise between repair cost and the quality of the installed component.

If you are looking for other elements from the Other category dedicated to this brand, check out our offer for BMW Other, where you will find a wide selection of components for various models.

To compare the characteristics of sports suspension and braking systems with solutions used in series production cars, you can read the article on our blog: Audi RS vs. Other Models – What Lies Under the Hood and Chassis?. This is a good addition to your knowledge when planning suspension and braking system repairs and modifications.

If you are also interested in the economic and environmental aspects of using parts from dismantling, it is worth reading the post: Circular Economy in Your Garage – How Choosing Used Parts from Dismantling Supports the Environment and Your Budget, which shows how conscious selection of used components can combine durability with savings.