BMW 5 Series E60 525i N52 Rear Left N/S Hub Leg Carrier Brake Disc Caliper

BMW 5 Series E60 525i N52 Rear Left N/S Hub Leg Carrier Brake Disc Caliper is an original suspension component designed for the rear axle on the driver's side. Thanks to its factory geometry and precise fit to the BMW design, it ensures stable handling, predictable vehicle behavior, and correct load distribution in the rear suspension. This is a practical solution for users who want to maintain consistent driving parameters and compatibility with the factory suspension system.

Specifications and technical data

• SKU: 6770905-10
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6770905
• Substitutable numbers: 33326770905, 6770905, 34216758057, 6758057, 34216864061, 6864061, 33217527322, 7527322, 33326754559, 6754559, 34216753215, 6753215, 34216772085, 6772085, 33207529217, 7529217
• Location on the vehicle: Rear, Left
• Category: Suspension Component Replacement Kits

Purpose and function in the suspension

The rear hub carrier in this model is responsible for precise wheel guidance, transferring forces from the control arms and shock absorber, and maintaining proper suspension geometry. This component works with other parts of the running gear, influencing:

• driving stability at higher speeds,
• even tire wear,
• proper operation of traction control and stabilization systems,
• driving comfort when the rear axle is loaded.

Selecting the correct hub carrier for a specific BMW 5 Series E60 525i N52 version is crucial for maintaining factory geometry settings and ensuring proper interaction with other suspension components.

Compatibility and replacement numbers

The offered item belongs to the Suspension replacement kits group, which facilitates part selection for comprehensive rear axle repairs. The hub carrier has an assigned OEM part number and a set of interchangeable numbers, allowing it to be precisely verified against the manufacturer's catalog or service documentation. Such identification minimizes the risk of installing an incorrect component and allows for compliance with the vehicle's factory specifications.

In practice, this means that when repairing the suspension, you can easily match this component to a specific BMW configuration, taking into account the engine version, body type, and the structural solutions used for the rear axle.

Vehicle placement and installation aspects

The hub carrier is designed for installation on the rear axle on the left side, which is important both when selecting parts and during workshop procedures. Correct placement affects:

• accurate fitment with control arms and the wheel hub,
• correct positioning of shock absorber mounting points and brake system components,
• maintaining suspension symmetry between the left and right sides of the vehicle.

During replacement, it is recommended to check the condition of other rear axle components, such as bushings, control arms, or links, to fully utilize the potential of the newly installed hub carrier and reduce the need for further intervention in the running gear.

Characteristics of the used part

The item comes from the original BMW parts group in used condition, which allows for maintaining compliance with factory design solutions while reducing repair costs. Compared to many aftermarket replacements, the original hub carrier provides:

• fitment to factory mounting points,
• material compatibility with the manufacturer's design,
• predictable behavior during long-term operation.

This is a sensible choice for users who expect to maintain the driving characteristics typical of the BMW 5 Series E60 525i N52 while keeping a rational service budget.

Technical support and service knowledge

When planning repairs within the drivetrain and running gear, it is worth approaching the choice of used parts consciously. If you want to better understand when original dismantled parts are a beneficial alternative to regeneration, the article describing typical problems and costs in the drivetrain system will be helpful: Manual transmission failures – why an original used part is a more sensible choice than regeneration.

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 control arms, bushings, or additional mounts, check the available parts in the BMW suspension replacement kits category.