BMW 3 F30 320d ed N47N 163 hp Rear Left N/S Suspension Leg Brake Caliper Disc

BMW 3 F30 320d ed N47N 163 hp Rear Left N/S Suspension Leg Brake Caliper Disc is a complete, used module designed for installation on the driver's side of the rear axle. The component comes from the original BMW line, ensuring factory fitment, structural consistency, and predictable vehicle behavior during driving and braking.

Specifications and technical data

• SKU: 6792521-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6792521
• Substitutable numbers: 33326792521, 6792521, 34216850857, 6850857, 34216850860, 6850860, 34216792227, 6792227
• Location on the vehicle: Rear, Left
• Category: Suspension Component Replacement Kits

Purpose and compatibility

The presented set includes a rear left suspension leg integrated with the braking system (caliper + disc), dedicated to the BMW 3 F30 320d EfficientDynamics model with 163 hp. The placement on the vehicle is the rear left side, which facilitates clear identification when planning repairs or replacing components after a collision or due to operational wear.

Its original BMW origin promotes the maintenance of proper suspension geometry, correct operation of the braking system, and compatibility with factory vehicle safety systems.

Set construction and function in the vehicle

The set belongs to the Suspension replacement kits group and represents a practical service solution, combining in one module the elements responsible for both wheel guidance and effective braking. This configuration:

• simplifies the installation process, as key components are already assembled together,
• reduces the risk of errors when selecting individual parts,
• makes it easier to maintain consistency in suspension and brake performance parameters.

Thanks to this, a mechanic or a user planning a repair has at their disposal a functional service module that allows for restoring proper vehicle handling, cornering stability, and even braking performance on the rear axle.

Benefits of using an original used set

Choosing an original, used suspension set with a brake for the BMW F30 is a reasonable compromise between cost and quality. This type of component:

• maintains the factory characteristics of the suspension and brakes,
• limits the need for additional modifications or adaptations,
• allows for an 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 service after proper installation and inspection. This is a good solution for post-accident repairs, replacing worn-out components, or restoring the car to full efficiency after mechanical damage.

Professional installation and service application

Due to its importance for driving safety, installation by a qualified workshop is recommended, following the vehicle manufacturer's procedures. A correctly installed set on the rear left side:

• stabilizes suspension operation in the transverse and longitudinal axes,
• works with the braking system, ensuring even distribution of braking forces,
• helps maintain proper wheel geometry and predictable vehicle behavior in emergency situations.

Thanks to this solution, it is possible to restore the efficiency of both load-bearing and braking elements on the rear left side of the vehicle in a single service step.

Expanding BMW suspension upgrades

If you are planning a comprehensive repair or upgrade of the suspension zone in your BMW and need other elements from the same group, such as additional struts, control arms, or complete rear axle modules, check the available parts in the BMW suspension replacement kits category.

More about the advantages of used premium parts

When planning a repair or upgrade of a premium car, it is worth considering the use of original, used components, which often offer a favorable price-to-quality ratio. You can read more about this approach, using the Mercedes-Benz brand as an example, in the article Used parts for Mercedes – original parts from dismantling, which discusses the advantages of using branded second-hand components in premium segment vehicles.