Mercedes W204 Wishbone Control Arm C63 AMG Rear Suspension Right O/S Lower Strut

The Mercedes W204 C63 AMG Upper Rear Right Control Arm is a component from the Control Arms and Ball Joints category, designed for the rear right suspension of W204 generation C-Class models in the C63 AMG version. This is a precisely manufactured suspension system component that helps maintain stable wheel geometry, improving the car's handling and predictability.

Specifications and technical data

• SKU: A2043500232
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2043500232
• Substitutable numbers: A2043500232, A 204 350 02 32
• Location on the vehicle: Rear, Right
• Category: Control Arms, Ball Joints & Assemblies

Purpose and Placement in the Suspension

The presented upper control arm operates on the rear axle on the right side, responsible for proper wheel guidance and maintaining set suspension angles in the sporty C63 AMG version. Its placement in the upper part of the multi-link suspension translates to:

• control of wheel camber and toe during acceleration and braking,
• stable cornering at higher speeds,
• more predictable tire performance on the road surface.

Thanks to its proper fit to the rear axle construction of the W204 C-Class, the control arm works with other system components, ensuring the cohesive, sporty handling characteristic of the C63 AMG.

Technical and Functional Characteristics

The control arm belongs to the group of elements responsible for precise wheel guidance and transferring loads between the body and the hub. The design intended for the AMG version accounts for higher loads resulting from the more powerful drivetrain and dynamic driving. Appropriately selected mounting points and control arm geometry allow for:

• maintaining stable suspension geometry under high lateral forces,
• limiting undesirable wheel displacement relative to the body,
• better utilization of tire grip in road and track conditions.

As part of the multi-link system, the upper control arm works with other arms and ball joints, creating a cohesive, rigid, yet appropriately flexible rear axle suspension system.

Benefits of Using an Original Control Arm in the Mercedes W204 C63 AMG

Using the correct upper control arm in the rear right suspension provides tangible operational benefits. The most important include:

• Restoration of factory handling characteristics – maintaining the originally designed suspension geometry, without undesirable changes in the car's behavior.
• Improved stability during braking and acceleration – limiting changes in wheel camber ensures even tire contact with the road surface.
• More precise cornering – particularly important in the powerful C63 AMG version, where the suspension operates under greater load.
• Cohesive cooperation with other system components – no need for suspension construction modifications.

For drivers expecting sporty yet predictable handling, a correctly chosen rear axle upper control arm is a key element in maintaining proper suspension characteristics.

Selection, Installation, and Service Aspects

When replacing the upper control arm in the rear right suspension, it is recommended to:

• verify the condition of other control arms and ball joints on the rear axle,
• check bushings and mountings for play and damage,
• perform a suspension alignment after installation to fully utilize the potential of the newly fitted component.

Properly executed installation and subsequent alignment allow for restoring correct vehicle handling, reducing uneven tire wear, and improving driving comfort. A correctly selected rear right upper control arm is particularly important in high-performance vehicles like the C63 AMG, where the suspension system operates under more demanding conditions.

If you need other elements from the Mercedes Control Arms and Ball Joints category, check the Mercedes Control Arms and Ball Joints available in our store to select a complete solution for your suspension.

For drivers who want to better understand suspension operation and the principles of selecting components such as control arms, we recommend the guide article "Suspension System – A Comprehensive Guide to Shock Absorbers, Control Arms, and Stabilizers", which discusses practical aspects of suspension system operation and diagnostics in popular models.