Mercedes W212 Trunk Load Cover Rear Left N/S Rail Power Motor Black A2128202942

Mercedes W212 Trunk Load Cover Rear Left N/S Rail Power Motor is an original load compartment cover mechanism component, designed for installation in the rear left side of the vehicle. Thanks to its integrated motor, it ensures smooth, controlled movement of the cargo cover, and the black finish harmoniously complements the interior of the Mercedes E-Class W212. This is a practical solution for drivers who expect functionality in line with the manufacturer's standards.

Specifications and technical data

• SKU: A2128202942-4
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2128202942
• Substitutable numbers: A2128202942, A 212 820 29 42, EM
• Location on the vehicle: Rear, Left
• Color: Beige
• Category: Boot & Hatch Lids

Purpose and function in the vehicle

The presented component is part of the luggage compartment cover system in the estate (wagon) body style, mounted in the rear left zone of the vehicle. It is responsible for guiding and driving the trunk cover, which translates into convenient covering of transported cargo and improved ergonomics of the luggage space.

The black color allows for visual consistency with the factory upholstery and trunk side panels, which is essential for repairs performed on vehicles with dark interiors. The component is dedicated to Mercedes models, ensuring proper geometry and mounting methods.

Construction and technical properties

The Mercedes W212 Trunk Load Cover Rear Left N/S Rail Power Motor combines the cover guide track and the drive unit in a single housing. This solution reduces the number of separate components, facilitates installation and maintenance, and minimizes the risk of improper component alignment.

• integrated trunk cover drive on the left side,
• design adapted to the rear part of the body,
• black housing, tailored to dark interiors,
• original mounting geometry compliant with the factory Mercedes standard.

Thanks to the factory fit, the component works seamlessly with other cover mechanism parts, minimizing the risk of jamming and uneven operation of the cover.

Condition, fitment, and installation

The offered component comes from the Trunk lids and rear parts group, meaning it was designed for operation in the rear of the body, in the immediate vicinity of the tailgate. As a used part, it is intended for users who want to restore full functionality to the trunk cover while maintaining a reasonable repair cost level.

Before installation, it is recommended to verify compatibility with the specific body version and compare the shape and mounting points with the removed part. Proper fitment ensures stable operation of the mechanism and limits the need for additional modifications.

Benefits of using an original component

Using an original Mercedes W212 Trunk Load Cover Rear Left N/S Rail Power Motor allows you to maintain factory functionality and interior aesthetics. The main advantages include:

• consistent look of the black interior thanks to the matched color scheme,
• proper cooperation with the existing trunk cover,
• stable guidance of the cover during opening and closing,
• possibility to restore the mechanism's operation without interfering with the body structure.

For users who want to consciously select a part for a specific vehicle version, the guide article Guide: how to select the right car part by VIN and OEM number, which describes the compatibility verification process step by step, may be helpful.

Expanding the rear luggage area repair

If you are planning a comprehensive repair or upgrade of the luggage area in your Mercedes and need other components from the same group, such as guides, covers, or tailgate mounting elements, check the available parts in the Mercedes trunk lids and rear parts category.