Mercedes W212 E 350 CDI Front Right O/S Suspension Leg Brake Disc Wheel Hub

Mercedes W212 E 350 CDI Front Right O/S Suspension Leg Brake Disc Wheel Hub is a complete, used service solution designed for the front axle on the passenger side (right side). This item from the Suspension replacement kits category combines key components responsible for wheel guidance, vehicle stability, and effective braking force transmission in one unit, facilitating professional repair without the need to source multiple individual parts.

Specifications and technical data

• SKU: A2123204113-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2123204113
• Substitutable numbers: A2123204113, A 212 320 41 13, A2123320800, A 212 332 08 00, A2044213281, A 204 421 32 81, A0004211212, A 000 421 12 12, BG
• Weight: 150
• Location on the vehicle: Front, Right
• Category: Suspension Component Replacement Kits

Purpose and function in the suspension system

The offered suspension kit is designed for the front axle on the right side of the Mercedes E-Class W212 generation model with a 350 CDI engine. Integrating the suspension strut, brake disc, and wheel hub into a single assembly ensures consistent wheel guidance, proper geometry, and stable mounting of the braking system components.

A set configured in this way allows for maintaining the correct suspension operating characteristics, which translates into predictable vehicle behavior during braking, cornering, and high-speed driving. This solution is particularly beneficial when replacing parts after mechanical damage or operational wear.

Kit construction and benefits of complete replacement

Combining the suspension strut with the brake disc and wheel hub into one assembly reduces the risk of mismatching individual elements and facilitates workshop installation. From a mechanic's perspective, this means:

• consistent fitment of elements within one side of the vehicle,
• maintaining the correct position of the hub relative to the brake disc,
• lower risk of vibrations and unwanted play in the wheel mounting area,
• acceleration of the service process by reducing the number of separately sourced parts.

For the vehicle user, this translates into more stable handling, even tire wear, and proper cooperation between the suspension and the braking system.

Mounting parameters and fitment

The kit has been designed for operation on the front axle on the right side, which is crucial from the perspective of suspension geometry and the layout of the braking system components. The weight of the set specified in the technical data confirms a solid, factory construction typical of solutions used in Mercedes E-Class vehicles, as well as the appropriate rigidity of the entire assembly.

The presence of the OEM part number and interchangeable numbers in the technical specification facilitates unambiguous identification and verification of compatibility with a specific version of the W212 E 350 CDI. Thanks to this, the workshop can quickly confirm compatibility with a given body and drivetrain variant, minimizing the risk of selecting the wrong component.

Condition, origin, and service application

The item comes from dismantling and is offered as a used part, which represents a reasonable compromise between repair costs and maintaining the original Mercedes construction. This type of solution is particularly attractive when servicing vehicles that are several or over a dozen years old, where the priority is to keep the vehicle in good technical condition at controlled costs.

In the case of older vehicles, where the availability of new components can be limited, it is worth considering a wider use of parts from dismantling. More practical tips on this topic can be found in the article on repairing older models using parts from dismantling, which discusses how to effectively plan such repairs.

Installation recommendations and technical support

Due to the importance of the suspension and braking system for driving safety, installation by an experienced service center is recommended, using appropriate tools for geometry control and tightening torques. After installing the kit, it is worth performing a measurement and, if necessary, a wheel alignment correction to fully utilize the potential of the offered component.

If you want to better understand how the work of the suspension strut, control arms, and stabilizers affects the handling of your Mercedes, the guide Suspension system – a comprehensive guide to shock absorbers, control arms, and stabilizers will be helpful, as it explains the operating principles of the key elements of this system in an accessible way.

If you are planning a comprehensive repair or upgrade of the suspension area in your Mercedes and need other elements from the same group, such as additional struts, complete hub assemblies, or related mounting components, check the available parts in the Mercedes suspension replacement kits category.