BMW 5 E60 525d M57N2 Rear Right O/S Suspension Hub Leg Brake Caliper Disc

BMW 5 E60 525d M57N2 Rear Right O/S Suspension Hub Leg Brake Caliper Disc is an original suspension component designed for the rear right side of the vehicle. Thanks to its factory geometry and precise fitment for the specific M57N2 engine version, it ensures stable handling, predictable vehicle behavior, and correct load transfer from the wheel to the chassis. This solution is particularly beneficial for drivers and workshops that prioritize consistency with the factory suspension design and reliable installation.

Specifications and technical data

• SKU: 6770906-21
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6770906
• Substitutable numbers: 33326770906, 6770906, 34216758058, 6758058, 34216864061, 6864061, 33207578720, 7578720, 33207572419, 7572419, 33326754560, 6754560, 34216753215, 6753215, 34216772085, 6772085, 33207572420, 7572420, 33217532266, 7532266
• Location on the vehicle: Rear, Right
• Category: Suspension Component Replacement Kits

Purpose and function in the suspension system

The rear right steering knuckle in the BMW 5 E60 525d M57N2 is a key load-bearing element within the suspension area. It is responsible for:

• maintaining the correct position of the hub and wheel relative to the chassis,
• transferring forces from the control arms, springs, and shock absorbers to the vehicle structure,
• maintaining correct wheel geometry on the rear axle,
• working with brake system components and guiding the wheel while driving.

A precisely selected rear right steering knuckle influences driving stability, even tire wear, and predictable vehicle behavior during braking and cornering.

Compatibility and fitment for the BMW 5 E60 525d M57N2

The presented item has been designed specifically for the suspension construction of the BMW 5 Series E60 with the M57N2 unit. This means that:

• mounting points are consistent with the manufacturer's factory solutions,
• the knuckle geometry corresponds to the parameters intended for the rear axle in this model,
• integration with other suspension components proceeds without the need for modifications.

As a result, installation on the rear right side is predictable, and the risk of alignment issues or suspension play is minimized. This is particularly important for vehicles with higher weight and torque, such as the BMW 525d M57N2.

Product characteristics and benefits of choosing a used part

The steering knuckle comes from the Suspension replacement kits group, which supports a comprehensive approach to rear axle service. Choosing an original used part allows you to maintain the factory suspension performance characteristics while reducing costs compared to purchasing a new component.

The main advantages of this solution include:

• preservation of the original design and materials used by BMW,
• better fitment than many low-budget aftermarket replacements,
• the possibility of economical repair while maintaining a high level of safety.

The used condition means that the item has been previously operated but is still suitable for further use after proper installation and verification by a workshop.

Professional installation and the importance of correct geometry

The rear right steering knuckle has a direct impact on suspension geometry, which is why after its replacement, it is recommended to:

• check and adjust the rear axle alignment,
• inspect cooperating suspension elements (control arms, bushings, shock absorbers),
• verify the condition of the brake system in the area of the given wheel.

Professional installation allows you to fully utilize the potential of this part and ensures safe vehicle handling in daily use as well as at higher highway speeds.

Expanding BMW suspension service

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, hubs, or shock absorber mounts, check the available parts in the BMW suspension replacement kits category.

More about choosing original used parts

When making a decision about repairing the running gear, it is worth knowing the differences between regeneration and purchasing original components from dismantling. In the context of mechanical sub-assemblies, such as gearboxes or suspension elements, an article explaining when a used OEM part is a reasonable alternative to a costly rebuild may be helpful. You can find more on this topic in the material: Manual gearbox failures in cars – why is an original used part a more reasonable choice than regeneration?.

If you want to organize the process of purchasing suspension elements online and reduce the risk of incorrect selection, a practical guide describing step-by-step how to safely buy used components for BMW and other brands will be helpful – check: Safe purchase of used car parts online – a step-by-step guide.