BMW 5 Series E60 530i M54 Rear Right O/S Hub Leg Carrier Brake Disc Caliper

BMW 5 Series E60 530i M54 Rear Right O/S Hub Leg Carrier Brake Disc Caliper is a complete, used component designed for the rear driver-side drive axle. It includes an integrated hub carrier, caliper carrier, as well as the brake disc and caliper, facilitating suspension and brake system maintenance in a single process. Thanks to the factory BMW design, this assembly ensures precise fitment to the rear suspension geometry and proper interaction with the braking system.

Specifications and technical data

• SKU: 6770906-5
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6770906
• Substitutable numbers: 33326770906, 6770906, 34216758058, 6758058, 34216864061, 6864061, 33217527322, 7527322, 33326754560, 6754560, 34216753215, 6753215, 34216772085, 6772085
• Location on the vehicle: Rear, Right
• Category: Suspension Component Replacement Kits

Purpose and fitment

The presented assembly is dedicated to the BMW 5 Series E60 530i with the M54 engine, mounted on the rear axle on the right side of the vehicle. The correct geometry of the hub carrier and mounting points allows for maintaining factory alignment and camber settings, which directly impacts handling stability, even tire wear, and braking efficiency.

This component belongs to the Suspension Replacement Kits group, allowing you to refresh a key part of the rear running gear in one service operation, reducing vehicle downtime and the risk of additional disassembly in the future.

Assembly construction: hub, carrier, disc, and caliper

The set includes the hub carrier (knuckle), on which the mounting points for control arms, shock absorbers, and brake system components are located. The integrated brake disc and caliper form a cohesive system that transfers braking forces directly to the wheel, ensuring stable operation during daily use.

This configuration has several practical advantages:

• easier installation – one assembly instead of many separately selected parts,
• preservation of the factory position of the caliper relative to the disc,
• lower risk of errors when assembling the suspension and brake system.

Benefits of using an original used assembly

The original BMW component retains the factory stiffness and operating characteristics of the rear suspension, which is particularly important in premium models such as the 5 Series E60. A used hub, carrier, and brake assembly allows for an economical repair without sacrificing the quality of workmanship and fitment intended by the manufacturer.

Compared to aftermarket replacements of uncertain origin, the original dismantled part offers:

• structural consistency with other rear suspension components,
• correct placement of mounting points,
• preservation of the braking system characteristics intended for the 530i M54 version.

Professional installation and operation

Due to the importance of this assembly for driving safety, installation in a specialized workshop is recommended, using appropriate tools for removing and tightening suspension and brake components. After installation, it is worth performing a rear axle geometry check to fully utilize the potential of the precise BMW suspension design and ensure even tire wear.

After replacement, it is also recommended to check the condition of other rear suspension elements – bushings, control arms, and shock absorbers – so that the entire system works consistently and predictably in various road conditions.

Expanding the scope of repair and related parts

If you are planning a comprehensive repair or upgrade of the rear suspension area in your BMW and need other elements from the same group, such as additional carriers, hubs, or complete mounting modules, check the available parts in the BMW Suspension Replacement Kits category.

When planning a wider scope of work, it is also worth considering the strategy of choosing used components instead of expensive refurbishments. You can read more about this approach – using drivetrain systems as an example – in the article Manual transmission failures – why an original used part is a more sensible choice than refurbishment, which clearly shows the advantages of using factory components from dismantling.

If you are interested in a broader context of repairing older models when new components are in limited supply, the guide how to use dismantled parts when the dealership lacks components for older cars may also be helpful, describing a practical approach to economical and effective service maintenance.