BMW 1 E81 E87 LCI 123d N47S Rear Left N/S Suspension Hub Leg Brake Caliper Disc

Description

BMW 1 E81 E87 LCI 123d N47S Rear Left N/S Suspension Hub Leg Brake Caliper Disc is an original suspension component designed for the rear left axle, ensuring precise wheel guidance and stable suspension performance. As part of the Suspension replacement kits group, it provides a solid foundation for professional repairs or restoring the factory suspension geometry in your BMW. It is a practical solution for users expecting proper chassis operation without the need to invest in brand-new components.

Specifications and technical data

• SKU: 6774807-22
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6774807
• Substitutable numbers: 33217561789, 7561789, 33217533453, 7533453, 33326774807, 6774807, 34216768697, 6768697, 33326757735, 6757735, 34216864901, 6864901, 34216855008, 6855008, 34216764653, 6764653
• Location on the vehicle: Rear, Left
• Category: Suspension Component Replacement Kits

Purpose and function in the suspension system

The steering knuckle with the rear left wheel hub in BMW 1 Series E81/E87 models with the N47S engine is responsible for stable hub seating, correct bearing guidance, and interaction with suspension and braking system components. The vehicle placement, defined as rear – left side, allows for precise matching of the part to the specific position, minimizing the risk of errors during component selection. By maintaining factory geometry, this element supports even tire wear and predictable vehicle behavior during braking and cornering.

Benefits of using an original steering knuckle with hub

Choosing an original steering knuckle with hub for your BMW primarily ensures reliable structural fitment for the E81/E87 body and the suspension system intended for the 123d N47S version. The component works with factory control arms, springs, shock absorbers, and brake hardware, which facilitates installation and limits the need for additional modifications. Using a complete steering knuckle with hub allows you to restore proper wheel seating in a single service operation, which is particularly important after mechanical damage, collisions, or intensive use on uneven surfaces.

Application in Suspension replacement kits

This component fits perfectly into Suspension replacement kits, where several sub-assemblies responsible for wheel guidance are often replaced in parallel. In workshop practice, the rear left steering knuckle with hub is often combined with new control arms, bushings, springs, or shock absorbers to restore the consistency of the entire system in one service stage. Such an approach limits subsequent adjustments, facilitates wheel alignment, and allows for faster achievement of predictable, repeatable vehicle behavior on the road.

Condition, origin, and fitment

The part comes from the BMW range and is marked as used, which represents a reasonable compromise between repair costs and maintaining the manufacturer’s original specifications. As a result, the driver receives a component that is structurally consistent with the factory solution, without the need to experiment with replacements of uncertain parameters. The vehicle placement, defined as the rear left axle, facilitates clear identification during order configuration and service planning.

Technical support and additional information

If you are planning a comprehensive repair or upgrade of the suspension area in your BMW and need other elements from the same group, such as control arms, springs, or shock absorbers, check the available parts in the BMW Suspension replacement kits category.

For users considering the use of used sub-assemblies in broader service or tuning projects, an article describing a practical approach to second-hand parts may be useful – you can find more on this topic in the post Audi on second-hand parts – tuning and repairs without losing quality, which discusses how to consciously select used components to maintain an appropriate level of reliability.