Mercedes W221 Rear Wishbone Thrust Brace Arm Carrier Left N/S A2213501706

Mercedes W221 Rear Wishbone Thrust Brace Arm Carrier Left N/S is an original component from the Wishbones and ball joints group, designed for the rear left suspension section. Specifically engineered for Mercedes S-Class W221 generation models, it ensures proper axle geometry and stable vehicle handling during daily operation.

Specifications and technical data

• SKU: A2213501706
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2213501706
• Substitutable numbers: A2213501706, A 221 350 17 06
• Location on the vehicle: Rear, Left
• Category: Control Arms, Ball Joints & Assemblies

Purpose and function in the suspension

The presented wishbone with a ball joint operates in the rear left part of the suspension system, responsible for precise wheel guidance and maintaining specified geometry angles. A correctly selected component from this group reduces unwanted play, improves stability at higher speeds, and contributes to predictable car behavior during braking and cornering.

Thanks to its design tailored to the W221 platform, the wishbone works in harmony with other suspension components, minimizing vibration transfer to the chassis and supporting the comfort characteristic of Mercedes limousines.

Benefits of using an original Mercedes wishbone

Using an original wishbone with a ball joint in the rear axle offers a number of practical benefits:

• maintaining the factory vehicle handling characteristics,
• proper cooperation with other suspension elements,
• appropriate load distribution in the rear part of the chassis,
• reducing the risk of premature tire wear resulting from incorrect geometry.

This solution is particularly recommended when replacing a single element in the rear axle, when you want to maintain structural consistency and the driving comfort typical of the Mercedes brand.

Installation characteristics and fitment

The wishbone has been designed for direct installation in the rear left part of the suspension, without the need for vehicle structure modifications. Proper mounting points and an integrated ball joint facilitate service work and shorten replacement time compared to universal solutions.

After installation, it is recommended to perform a wheel alignment to fully utilize the potential of the newly installed component and ensure even tire wear and stable vehicle handling.

Product condition and practical application

The item comes from a used vehicle, making it an attractive alternative to new parts in situations where an optimal cost-to-functionality ratio is important. For many users, the Mercedes W221 is still a technically advanced limousine, which is why choosing the right wishbone with a ball joint is significant for both comfort and driving safety.

Replacing a worn wishbone in the rear left suspension section is particularly advisable when symptoms such as knocking, unstable handling, or uneven tire wear occur – using a properly selected component allows for restoring the car's predictable behavior.

Related suspension components and additional information

If you are planning a comprehensive repair or upgrade of the suspension zone in your Mercedes and need other elements from the same group, such as additional wishbones, ball joints, or guide elements, check the available parts in the Mercedes wishbones and ball joints category.

To better understand the role of these types of components in the running gear and the symptoms of their wear, it is worth reading the guide: Suspension system – a comprehensive guide to shock absorbers, wishbones, and stabilizers, where practical aspects of diagnostics and suspension operation in popular models are discussed.

If you are interested in a broader context of selecting used components for cars of various brands, our aftermarket guide may also be helpful: Best used car parts – a guide to the most frequently chosen original parts.