BMW 5 E60 LCI 525i N53 Rear Right O/S Suspension Hub Leg Brake Caliper Disc

BMW 5 E60 LCI 525i N53 Rear Right O/S Suspension Hub Leg Brake Caliper Disc is an original suspension component designed for the rear right side of the vehicle. This type of steering knuckle serves as a crucial mounting point for the wheel hub, suspension components, and braking system, influencing handling stability and wheel alignment precision. This used OEM component is a sensible choice for professional repairs when you want to maintain factory suspension performance parameters.

Specifications and technical data

• SKU: 6770906-17
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6770906
• Substitutable numbers: 33326770906, 6770906, 33326754558, 6754558, 34216758058, 6758058, 34216864061, 6864061, 33217547820, 7547820, 33207580166, 7580166, 33326754560, 6754560, 33326770832, 6770832, 34216753215, 6753215, 34216772085, 6772085, 33207572420, 7572420, 33217532266, 7532266
• Location on the vehicle: Rear, Right
• Offset (ET):
• Category: Suspension Component Replacement Kits

Purpose and function in the suspension system

The rear right steering knuckle in the BMW 5 Series E60 with the N53 engine is responsible for stable wheel guidance, transferring loads from the control arms to the chassis, and maintaining proper axle geometry. As an item from the Suspension replacement kits category, it works with other rear suspension components, ensuring predictable vehicle behavior during acceleration, braking, and cornering.

The placement on the rear right side of the vehicle means the component is structurally matched to a specific position, which is important when adjusting wheel alignment and checking for play in the suspension system.

Benefits of using an original steering knuckle

Using an original steering knuckle in the BMW E60 525i N53 allows you to maintain:

• factory mounting points for control arms, shock absorbers, and the wheel hub,
• proper compatibility with the stock braking system and geometry adjustment components,
• consistency of handling characteristics with the vehicle manufacturer's specifications.

A used OEM component also offers the possibility of an economical repair while maintaining high manufacturing quality and compatibility with the factory suspension setup.

Selection, compatibility, and technical aspects

The rear right steering knuckle in this model is linked to a specific part number and a set of interchangeable numbers, which facilitates precise identification in BMW catalogs and parts selection systems. This allows you to verify compatibility with the specific equipment version and suspension configuration of your E60 525i N53.

The component is intended for installation on the rear axle on the passenger side, taking into account the correct offset and mounting geometry. When replacing, it is recommended to check the condition of other suspension components and perform a wheel alignment to fully utilize the potential of the newly installed steering knuckle.

Application in service practice

Replacing the rear right steering knuckle is particularly recommended after mechanical damage (e.g., hitting a curb, collision) or when deformations affecting wheel geometry are detected. By choosing BMW 5 E60 LCI 525i N53 Rear Right O/S Suspension Hub Leg Brake Caliper Disc, you receive a component structurally matched to the specific model, which shortens installation time and reduces the risk of fitment issues.

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

Technical support and selection of used components

When choosing a used steering knuckle, it is worth paying attention to the differences between the stock suspension and any configurations with more sporty characteristics, as well as the selection of accompanying elements. A detailed discussion of these issues, along with practical examples and answers to frequently asked questions, can be found in the article Stock vs. sports suspension – design differences and is it worth buying used suspension parts?.