Mercedes W212 220 CDI Rear Left N/S Suspension Leg Spring Wheel Hub Brake Disc

The Rear Left Suspension Assembly with Spring, Wheel Hub, and Brake Disc for Mercedes W212 220 CDI is a complete, used part from the Suspension Replacement Kits group, designed for installation on the rear left side of the vehicle. This assembly allows for a cohesive replacement of key components in one area, simplifying servicing and helping to maintain proper geometry and driving stability.

Specifications and technical data

• SKU: A2123500141
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2123500141
• Substitutable numbers: A2123500141, A 212 350 01 41, A2123204630, A 212 320 46 30, A2213503510, A 221 350 35 10, A2124230081, A 212 423 00 81, A0004231012, A 000 423 10 12, BG
• Weight: 150
• Location on the vehicle: Rear, Left
• Category: Suspension Component Replacement Kits

Intended Use and Function in the Drivetrain

The presented suspension kit for the Mercedes E-Class W212 220 CDI generation includes an assembly mounted on the rear left side of the vehicle. This single module combines elements responsible for wheel guidance, vertical load transfer, and interaction with the braking system. This solution promotes precise suspension operation, body stability, and predictable vehicle behavior during braking and when encountering uneven surfaces.

Integrating all key components into a single assembly reduces the risk of uneven performance of individual parts after repair, which is particularly important in premium cars like Mercedes, where comfort and driving confidence are priorities.

Benefits of Using a Complete Suspension Kit

Using a complete rear left suspension assembly with a spring, wheel hub, and brake disc offers a range of practical service and user benefits:

• consistent performance characteristics of components in one corner of the vehicle,
• reduction of potential play resulting from combining parts from different sources,
• simplified diagnostics and installation compared to replacing individual sub-assemblies,
• maintenance of predictable vehicle behavior during braking and load changes.

For the user, this translates to more stable handling, better vehicle control, and synchronized cooperation between the suspension and the braking system on the rear axle.

Technical Characteristics and Installation

The offered part belongs to the Suspension Replacement Kits group and has been specifically designed for the rear axle construction of the Mercedes W212 220 CDI. The assembly is intended for rear left-side installation, eliminating any doubt about its correct placement in the vehicle. The weight of the kit, as specified in the product data, indicates a robust, solid construction typical of components used in premium vehicles.

In workshop practice, such an assembly can reduce repair time, as the mechanic works with one complete module rather than scattered parts. This also simplifies subsequent technical inspections, both for the suspension and the cooperating braking system.

Original Origin and Replacement Numbers

The product is a Mercedes part, with an assigned OEM part number and a set of interchangeable numbers, which facilitates unambiguous identification in service catalogs and parts selection systems. The presence of reference numbers allows for verification of compatibility with specific engine and equipment versions of the vehicle, as well as comparison with other variants used in related models.

The product description also includes information about the condition and detailed catalog designations, enabling precise matching of the kit to a specific car instance, minimizing the risk of ordering errors.

Why Choose a Used Suspension Kit for a Mercedes

For premium cars, choosing a used, original suspension kit is often a sensible compromise between cost and quality. Parts sourced from dismantling retain their factory design and performance parameters while allowing for cost savings compared to purchasing new components. This is particularly significant for major rear axle repairs where multiple components are replaced simultaneously.

If you want to better understand how to safely and consciously use used components in cars of this brand, read the article describing the practical aspects of selecting and operating such elements: Used Mercedes Parts – Original Parts from Dismantling.

Repair Extension and Selection of Related Components

If you are planning a comprehensive repair or upgrade of the rear axle suspension area in your Mercedes and need other parts from the same group, such as additional springs, complete struts, or hub assemblies with discs, check the available parts in the Mercedes Suspension Replacement Kits category.