Mercedes C238 Side Body Panel Strut Reinforcement Rear Right O/S A2386303801

The Mercedes C238 Rear Right Side Panel Diagonal Brace is a precise structural component of the bodywork, designed to reinforce the rear right section of the car's side. Being an original Mercedes part ensures correct geometric fit, structural stability, and predictable body behavior during operation and body repairs.

Specifications and technical data

• SKU: A2386303801
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2386303801
• Substitutable numbers: A2386303801, A 238 630 38 01
• Location on the vehicle: Rear, Right
• Category: Fenders

Purpose and Function of the Component

The rear right side panel diagonal brace operates in the bodywork area responsible for transferring loads from the rear of the vehicle to the side structure. Its functions include:

• stiffening the connection of the rear side panel to adjacent structural elements,
• stabilizing the body geometry in the rear right area,
• providing proper support for external cladding panels,
• limiting undesirable deformations during suspension operation and driving over uneven surfaces.

Its placement in the rear – right side area makes this component crucial for accident repairs, side panel replacement, or body structure reconstruction after mechanical damage.

Compatibility and Body Fitment

The brace is designed as a body structural component from the Mercedes range, which translates to maintaining factory mounting points and proper alignment with adjacent components. In practice, this means:

• easier positioning of the element in the correct place during bodywork,
• preserving the original body line after welding or riveting,
• reducing the need for additional adjustments or modifications.

This allows for a more repeatable and manufacturer-compliant repair of the rear right body section, which is important for both safety and the durability of the entire structure.

Performance Characteristics of a Used Component

The offered brace comes from the segment of used body parts, allowing for an economical yet technically sound vehicle repair. For body structural components, it is important that they retain:

• correct geometry and the ability to be mounted at factory points,
• material integrity in load-bearing areas,
• potential for further processing (cleaning, preparation for welding, anti-corrosion protection).

Choosing an original part from dismantling helps maintain the consistency of the body structure with other elements, which is particularly important when repairing premium vehicles.

Application in Bodywork and Structural Repairs

The rear right side panel diagonal brace is primarily used in:

• accident repairs of the rear right body section,
• reconstruction of the side structure after replacing a panel or fender,
• restoring structural rigidity after previous improper repairs.

Proper restoration of the reinforcement layout in this area affects the vehicle's handling and the correct transfer of loads from the suspension and body. Using an original brace helps reduce the risk of later problems with geometry, door operation, or alignment of adjacent panels.

Technical Support and Additional Materials

If you are planning a comprehensive repair or upgrade of the wheel arch and side body area on your Mercedes and need other parts from the same group, such as internal reinforcements, mountings, or additional profiles, check the available parts in the Mercedes Front Fenders category.

To better ensure the durability of dismantled parts, including body structural components, it is worth familiarizing yourself with practical tips on cleaning, anti-corrosion protection, and maintenance – detailed advice can be found in the article How to Extend the Lifespan of Used Car Parts?.