Mercedes X164 Quarter Trim Molding Rear Right O/S A1646700487

Mercedes X164 Quarter Trim Molding Rear Right O/S is an original body component from the Doors and door panels group, designed for installation in the rear right section of the vehicle. The carefully designed profile of the molding ensures an aesthetic finish for the window edge and stable guidance for the seals, which translates into the acoustic and visual comfort of the car.

Specifications and technical data

• SKU: A1646700487
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1646700487
• Substitutable numbers: A1646700487, A 164 670 04 87
• Location on the vehicle: Rear, Right
• Category: Doors & Door Skins

Purpose and function of the component

The rear right window trim molding for the Mercedes X164 body is responsible for covering the edge of the window and the contact point with the door skin or the side body panel. A correctly selected and installed component:

• stabilizes the contact area between the window and the door or side panel,
• limits the ingress of dirt and moisture around the seals,
• supports the maintenance of proper aerodynamics of airflow at the rear of the body,
• organizes the side line of the vehicle, improving visual consistency.

Thanks to its precise fit for the specific X164 body model, the molding works with factory mounting points, which facilitates installation and reduces the risk of improper fitment.

Compatibility and body fitment

The presented molding has been designed specifically for use in the rear right part of the vehicle, in the window zone. This means that its geometry, length, and edge shape are adapted to the factory body profile of the Mercedes X164, without the need for modifications or on-site adjustments.

Such a solution allows for maintaining:

• consistency of the side body line,
• proper adhesion to the window and the door or side panel,
• correct operation of the seals in this area.

For the user, this means predictable installation and the ability to restore the factory look and functionality of the window zone on the rear right side of the vehicle.

Characteristics of the used component

The molding comes from dismantling, which in practice means it is a part with confirmed origin, sourced from an operated vehicle. Such components are frequently chosen for body repairs because:

• they ensure factory fitment for a specific body version,
• they allow for reducing repair costs while maintaining appropriate quality,
• they are a real alternative to new parts for post-accident repairs or point visual corrections.

In the case of components such as window trim moldings, using an original used part helps maintain visual consistency with other body components, which is especially important in premium class vehicles.

Application in the door and window zone

As an element from the Doors and door panels group, the rear right window trim molding works with the door structure and adjacent body panels. A correctly selected component influences:

• aesthetic finishing of the window edge in the rear part of the vehicle,
• reduction of air turbulence along the side line of the body,
• maintenance of proper seal pressure in the area where the window and metal meet.

This is particularly important in Mercedes vehicles, where attention to body details translates into driving comfort and the perceived quality of the entire vehicle.

Support for door and window zone upgrades

If you are planning a comprehensive repair or modernization of the door zone and the adjacent window in your Mercedes and need other elements from the same group, such as additional moldings, edge covers, or door panels, check the available parts in the Mercedes Doors and door panels category.

If you are considering a broader improvement of comfort in your car – not only in the body area but also in the interior – it is worth checking out the guide on selecting used seats: Interior metamorphosis: how branded used seats affect the comfort and value of the car.