Mercedes W639 Rear Bumper Right O/S Side Corner Trim Brilliant Silver - 9744

Visual condition of the part

Possible scratches and paint chips – condition as shown in the product photos.

Mercedes W639 Rear Bumper Right O/S Side Corner Trim Brilliant Silver is an original body component designed for precise installation on the rear of the vehicle. Thanks to its factory-molded shape and perfect fit to the body lines, it ensures a cohesive look and proper alignment of the bumper edge. It is a practical solution for post-accident repairs, visual corrections, and replacing missing body panels.

Specifications and technical data

• SKU: A6398801971-BRS
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6398801971
• Substitutable numbers: A6398801971, A 639 880 19 71
• Location on the vehicle: Rear, Right
• Color: Brilliant Silver Metallic - 9744
• Category: Bumpers & Reinforcements

Purpose and body fitment

The presented item is a rear bumper corner trim piece designed for the right side of the vehicle's rear. The construction has been specifically engineered for the body geometry of the Mercedes W639, which allows for maintaining factory mounting gaps and proper adhesion to adjacent panels.

This fitment reduces stress on the bumper, minimizes the risk of cracks in mounting zones, and facilitates installation without the need for additional adjustments. This is particularly important for repairs where the repeatability of factory mounting points and the stability of the entire bumper assembly are essential.

Brilliant Silver Metallic finish

The component is finished in the Brilliant Silver Metallic shade, allowing for a seamless connection with other body panels in the same color. The metallic coating provides characteristic depth and even light dispersion, ensuring the bumper corner blends well with the side and rear lines of the vehicle.

In practice, this means the part can be used both as a replacement in an existing color configuration and as a base for potential repainting during more extensive body and paint repairs.

Function in the bumper structure and rear zone

The bumper corner plays an important role in the rear body zone, closing off the side part of the bumper and stabilizing its position relative to the fender and other body panels. A correctly selected and installed component:

• ensures the continuity of the bumper line on the right side,
• limits the ingress of dirt and moisture around the mounting points,
• improves the visual symmetry of the vehicle's rear,
• facilitates proper alignment with other components from the Bumpers and reinforcements group.

As a result, the part is suitable for both local repairs of corner damage and broader reconstruction of the rear body zone after a collision.

Characteristics of the used component

The offered bumper corner is a used component, which in practice means it may show signs of previous use typical for parts removed from a vehicle. Such components are often chosen for repairs where maintaining original geometry and material quality is prioritized, while also optimizing costs compared to a new part.

In the case of body and paint work, a used OEM element provides a good base for surface preparation, spot filling, or surface correction, while retaining the factory shape and mounting points.

Expanding the bumper repair

If you are planning a comprehensive repair or upgrade of the rear bumper zone on your Mercedes and need other elements from the same group, such as reinforcements, beams, or additional covers, check out the available parts in the Mercedes Bumpers and reinforcements category.

Technical support and service knowledge

During extensive service work on diesel-powered vehicles, it is worth simultaneously checking the fuel system to avoid additional vehicle downtime after body repairs are completed. Material describing the symptoms and consequences of improper injector operation may be helpful – detailed information can be found in the article Diesel injector faults – how to recognize them and the risks of neglecting them.

Summary

The Mercedes W639 Rear Bumper Right O/S Side Corner Trim Brilliant Silver is a practical choice for body repairs where maintaining the factory shape and proper component alignment is key. As a used, original component, it allows for a technically correct reconstruction of the vehicle's rear zone, serving as a solid base for further paint and assembly work.