Mercedes W212 Rear Bumper Bracket Guide Rail Left N/S Trim Mount A2128800130

The Left Rear Bumper Mounting Bracket for Mercedes W212 is an original body part designed for precise positioning of the bumper on the driver's side. Thanks to its factory geometry, it ensures proper guidance, stable support, and correct alignment of the body lines, which is crucial for post-accident repairs and replacing damaged mountings. This is a practical solution for body and paint shops, as well as for owners who care about the solid installation of their rear bumper.

Specifications and technical data

• SKU: A2128800130
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2128800130
• Substitutable numbers: A2128800130, A 212 880 01 30
• Location on the vehicle: Rear, Left
• Category: Mounts, Brackets & Hardware

Purpose and Function of the Part

The presented bracket is part of the rear bumper mounting system for the Mercedes E-Class W212 generation, installed on the left side of the vehicle in the rear body area. It is responsible for:

• maintaining the correct position of the bumper relative to the fender and trunk lid,
• reducing play and vibrations during driving,
• providing stable support for the bumper cover during installation and operation,
• maintaining even gaps and an aesthetically pleasing body line.

By preserving the factory mounting points, the bracket allows for the restoration of the original geometry of the rear body section without the need for modifications or fitting aftermarket parts.

Construction and Body Fitment

This part belongs to the group of Brackets, Mountings, and Mounting Parts, meaning it is designed as a structural support working with other bumper latches and guide rails. Characteristic features of this bracket include:

• a profile adapted to the shape of the rear bumper and the side of the body,
• integrated mounting points allowing for quick removal and reinstallation,
• latch placement consistent with the original Mercedes design.

This solution facilitates the work of body technicians and mechanics – the bracket can be installed in place of a damaged part, maintaining the structural integrity of the entire bumper mounting system.

Application in Post-Accident Repairs

The left rear bumper bracket is particularly useful for repairs after rear and side-rear collisions, where mountings are damaged, and the bumper itself or its parts are still usable. Replacing only the bracket allows for:

• restoring correct bumper fitment without needing to replace the entire set of mountings,
• reducing the risk of paint cracking on the bumper edges due to stress,
• lowering repair costs while maintaining manufacturer standards.

As a used part, sourced from disassembly, the bracket offers a reasonable compromise between price and maintaining original Mercedes structural quality.

Compatibility and Part Identification

The offered bracket is marked with the original OEM part number and has assigned replacement numbers, which facilitates unambiguous identification in service catalogs. It is advisable to compare the markings with the vehicle's documentation or the disassembled part to confirm compatibility with a specific W212 body version. This allows for safe planning of replacement within standard service procedures.

Support for Selection and Further Expansion of the Mounting Area

If you are planning a comprehensive repair or upgrade of the rear bumper area on your Mercedes and need other parts from the same group, such as additional guides, supports, or mounting brackets, check the available parts in the Mercedes Brackets, Mountings, and Mounting Parts category.

When performing body repairs using disassembled parts, it is worthwhile to familiarize yourself with best practices for selection and installation. A detailed discussion on this topic can be found in the article Body and Chassis – Post-Accident Repairs Using Disassembled Parts, which describes step-by-step how to safely and consciously use used OEM components.