Mercedes GL X164 Door Window Strip Rear Left N/S Moulding Trim A1646901187

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes GL X164 Door Window Strip Rear Left N/S Moulding Trim is an original body component from the Doors and door panels category, designed for installation on the rear left side of the vehicle. The trim is responsible for the aesthetic finish of the window edge and stable guidance of the seal, which contributes to the acoustic and visual comfort of the interior. It is a practical solution for users who want to restore the factory look of the side body section of their Mercedes.

Specifications and technical data

• SKU: A1646901187
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1646901187
• Substitutable numbers: A1646901187, A 164 690 11 87
• Location on the vehicle: Rear, Left
• Category: Doors & Door Skins

Purpose and function of the window trim

The rear left door window trim for the Mercedes GL X164 operates in the critical area where the window meets the door panel. It is responsible for:

• stable guidance of the window edge during opening and closing,
• proper positioning of the seal along the door frame,
• limiting the ingress of water and contaminants into the door interior,
• maintaining a consistent styling line of the side body section.

Thanks to its precise fit for the specific body model, the trim works in conjunction with the window lifting mechanism and other door components, ensuring predictable performance during operation.

Compatibility and body fitment

The component has been designed specifically for the GL X164 series, taking into account the geometry of the rear left door pair. This means that:

• the trim profile matches the factory shape of the door frame,
• mounting points are compatible with the original installation holes,
• the outer line of the trim blends harmoniously with adjacent body elements.

Such fitment facilitates installation and allows for maintaining a consistent appearance of the side of the vehicle without the need for modifications or adjustments of aftermarket parts. For the user, this means a predictable visual effect and proper window operation after replacing the component.

Characteristics of the used component

The trim comes from the secondary market, which is a beneficial solution for those looking for original components at a reasonable price. Using this type of body component allows you to:

• maintain compliance with Mercedes factory specifications,
• reduce the costs of repairing the side body section,
• maintain material and visual consistency with other door components.

When selecting the trim, it is worth paying attention to the compatibility of the placement on the vehicle (rear, left side) to ensure proper fitment with the window and seals.

Application in the body repair process

Replacing the rear left door window trim is a typical step in repairs following collisions, mechanical damage, or long-term wear in harsh weather conditions. A correctly selected component helps to:

• restore tightness around the window and door frame,
• reduce wind noise while driving,
• replace a missing or damaged section of the side trim,
• maintain the aesthetics characteristic of the Mercedes brand.

For body shops and service centers specializing in the brand, this is a practical component that allows for completing door repairs in accordance with the manufacturer's standards.

If you are planning a comprehensive repair or upgrade of the door area in your Mercedes and need other elements from the same group, such as panels, reinforcements, or additional trims, check the available parts in the Mercedes Doors and door panels category.

Technical support and expert knowledge

When selecting body components for premium class cars such as the Mercedes GL, it is crucial to understand typical wear points and potential operational issues. If you are interested in a broader context of engine failure rates in premium segment cars and want to better plan your service budget, it is worth checking out our guide: BMW E90 engine failures: check what can ruin your budget!.