Mercedes-Benz ML W164 Rear Right Trunk Floor O/S Rail Ledge Trim Panel Cover

The Mercedes ML W164 Trunk Cover Housing Trim Rail Rear Right is an original body part from the Trunk Lids & Rear group, designed for installation on the rear right side of the vehicle. It provides an aesthetic finish to the trunk edges while ensuring stable guidance and protection for the mounted elements. This is a solution for users who want to maintain the factory appearance and functionality of the rear cargo area in their Mercedes.

Specifications and technical data

• SKU: A1646801831
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1646801831
• Substitutable numbers: A1646801831, A 164 680 18 31, BG
• Location on the vehicle: Rear, Right
• Category: Boot & Hatch Lids

Intended Use and Function of the Part

The described trunk trim is dedicated to the rear right side of the body, where it serves as a cover and guide for elements mounted within the trunk lid and loading sill area. Thanks to its precise geometry, it integrates with factory mounting points, allowing for the maintenance of the correct gap between the trunk lid and the body, as well as proper alignment of upholstery edges and seals.

This part helps maintain an organized, visually cohesive trunk area, reduces the risk of accidentally snagging on exposed edges, and supports the stable mounting of adjacent finishing components.

Construction and Fit for Mercedes ML W164

The Trunk Cover / Housing / Trim / Rail has been specifically designed for the body structure of the Mercedes ML W164, ensuring a precise fit with the trunk lid and side panels. The profile of the part is adapted to the body lines, so it does not require any additional modifications or adjustments after installation.

Its original Mercedes origin means it adheres to factory quality standards, both in terms of shape and mounting method. This is particularly important for collision repairs or replacement of worn parts, where dimensional repeatability and compatibility with other rear body components are crucial.

Performance Characteristics and Installation

The part from the Trunk Lids & Rear category is intended for installation on the rear right side of the vehicle, in an area that is heavily used during daily trunk operation. A properly installed trim:

• stabilizes the right side trunk finishing edge,
• limits the ingress of dirt into the mounting areas,
• ensures a visually cohesive transition between the trunk lid and the trunk interior,
• facilitates organization in the cargo area.

As a used part, it allows for economical repair while maintaining the vehicle's original specifications. This is a practical solution for owners who want to restore the correct appearance and functionality of the rear body section without resorting to aftermarket alternatives with uncertain fit.

Application in Repairs and Renovation of the Rear Body Section

The right-side trunk cover is suitable for both localized repairs after mechanical damage and comprehensive renovation of the rear of the vehicle. By retaining its factory shape and mounting method, the part integrates well with original panels, the trunk lid, and trunk upholstery, making it easier to achieve a cohesive final result.

Choosing an original component from this group helps reduce the risk of fitment issues, squeaks, or looseness, which often occur with parts of imprecise geometry. This is especially important in premium vehicles where both functionality and the characteristic Mercedes quality of finish are valued.

If you are planning a comprehensive repair or upgrade of the trunk area in your Mercedes and need other parts from the same group, such as covers, trims, or additional finishing panels, check the available parts in the Mercedes Trunk Lids & Rear category.

For drivers interested in a broader approach to vehicle component repairs and replacements, a practical guide may be useful – find more information in the article How to Buy a Used Car Engine and Avoid Pitfalls – A Step-by-Step Guide.