Mercedes W204 250 CDI Rear Left N/S Suspension Leg Brake Wheel Hub

Mercedes W204 250 CDI Rear Left N/S Suspension Leg Brake Wheel Hub is a complete rear suspension component, designed for installation on the left side of Mercedes vehicles. The set provides a solid foundation for professional suspension repair, ensuring proper wheel alignment, body stability, and correct interaction with the drivetrain.

Specifications and technical data

• SKU: A2043500341-7
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2033503908
• Substitutable numbers: A2043500341, A 204 350 03 41, A2303570308, A 230 357 03 08, A2044230381, A 204 423 03 81, A2043504010, A 204 350 40 10, A0004231212, A 000 423 12 12, BG
• Weight: 150
• Location on the vehicle: Rear, Left
• Category: Suspension Component Replacement Kits

Purpose and function in the suspension system

The presented item belongs to the Suspension replacement kits category and is responsible for transferring loads between the body and the wheel, as well as for the stable guidance of the wheel hub along the driving axis. Its placement on the rear left side of the vehicle means the component operates under demanding conditions, combining a load-bearing function with the guidance of the drive axle.

The steering knuckle with the rear axle shaft on the left side works in conjunction with other suspension, braking, and drivetrain components, influencing:

• precision of vehicle handling in corners,
• driving stability at higher speeds,
• even torque transfer to the wheel,
• correct rear axle geometry.

Technical characteristics and fitment

The element has been designed specifically for the suspension construction of Mercedes W204 class models, taking into account rear axle geometry and requirements regarding stiffness and durability. Vehicle placement: rear left side allows for unambiguous identification of the mounting position, which minimizes the risk of error when selecting parts.

The product has a dedicated OEM part number and associated interchangeable numbers, which facilitates compatibility verification with specific body and drivetrain versions. This allows for the precise selection of the component for a given car, maintaining factory suspension performance parameters.

Condition, origin, and benefits of choosing a used part

The part is offered as a used original element, sourced from the dismantling of a Mercedes vehicle. Such components retain their factory design and fitment, which is particularly important for suspension parts where dimensional and material compliance is crucial.

Choosing a used steering knuckle and axle shaft set allows you to:

• reduce repair costs compared to new parts,
• maintain the vehicle's original technical specifications,
• reduce waste by reusing functional sub-assemblies.

More about the advantages of using original dismantled parts in cars of this brand can be found in the article Used parts for Mercedes – original parts from dismantling, which discusses quality, economic, and operational aspects.

Practical application in service and repairs

Mercedes W204 250 CDI Rear Left N/S Suspension Leg Brake Wheel Hub will prove useful both for standard replacement of a damaged element and for more extensive work related to rebuilding the rear axle after a collision or intensive use. Using a complete assembly reduces the need to match individual parts and makes it easier to maintain correct geometry.

In service practice, such a set allows for shorter repair times because key components of the rear suspension corner are already integrated. This solution is particularly beneficial for workshops specializing in the Mercedes brand, where consistent results and predictable vehicle behavior after repair are essential.

Expanding repairs within the rear suspension

If you are planning a comprehensive repair or upgrade of the rear suspension area in your Mercedes and need other elements from the same group, such as control arms, mounts, or additional suspension sub-assemblies, check the available parts in the Mercedes suspension replacement kits category.

Summary

The offered steering knuckle and rear axle shaft set is a functional solution for users of Mercedes W204 models who expect compliance with the factory suspension design and predictable vehicle behavior after repair. The combination of original origin, fitment to a specific axle, and the favorable price typical of used parts makes this a rational choice for professional maintenance of vehicles of this brand.