Mercedes-Benz M-Class ML W164 Trunk Lid Sealing Seal Gasket Rear A1647401178

The Mercedes W164 Trunk Lid Seal is an original part from the Trunk Lids & Rear category, designed for installation in the rear of the body. The carefully selected sealing profile helps to prevent water, dust, and noise from entering the luggage compartment, improving everyday driving comfort. This is a practical solution for users who want to restore the proper seal of the trunk lid on their Mercedes.

Specifications and technical data

• SKU: A1647401178
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1647401178
• Substitutable numbers: A1647401178, A 164 740 11 78
• Location on the vehicle: Rear
• Category: Boot & Hatch Lids

Intended Use and Fit for Mercedes W164

The presented seal has been specifically designed for W164 series models, ensuring a precise fit to the trunk lid's geometry. This results in a uniform contact line with the body and maintains the correct closing force for the lid, without excessively straining the hinges or latch.

The component is installed in the rear of the vehicle, around the perimeter of the lid, creating a flexible barrier between the body and the lid. This solution reduces the risk of leaks that can lead to dampness in the trunk upholstery or unwanted noises while driving.

Technical and Functional Characteristics

The trunk lid seal performs several key operational functions:

• creates a flexible connection between the lid and the body,
• helps to reduce the ingress of water and contaminants into the trunk,
• minimizes lid vibrations and rattling while driving,
• supports maintaining the lid's stable position when closed.

Thanks to its factory design, the seal works with the original mounting points, facilitating installation and ensuring consistency with other body components. The appropriately selected material flexibility promotes even pressure along the entire lid perimeter, which is crucial for maintaining a seal over extended use.

Condition, Origin, and Benefits of Using a Used Part

The offered seal is a used part, originating from the original equipment of a Mercedes vehicle. Such components are often chosen by users seeking a balance between quality and repair cost. The original construction helps maintain the factory operating parameters of the trunk lid without the need for fitting universal replacements.

Using a used seal can be a beneficial solution when the existing part has become worn, deformed, or mechanically damaged. Replacement restores proper lid fit, which is important for both acoustic comfort and protection of transported cargo.

Installation and Practical Usage Tips

The trunk lid seal is a component that can be replaced without altering the body structure. In most cases, installation involves removing the old seal, cleaning the contact surfaces, and fitting the new element into the factory channel or onto the prepared metal edge. Proper positioning of the seal around the entire lid perimeter is key to achieving uniform pressure.

After installation, pay attention to:

• even lid closure across its entire width,
• absence of visible gaps or kinks in the seal,
• appropriate resistance when closing, without excessive force.

Regular inspection of the seal's condition and periodic cleaning of the contact surfaces help maintain the trunk lid's proper operating parameters for a longer time.

Other Trunk Lids & Rear Parts for Mercedes and Guide Materials

If you are also looking for other parts from the Trunk Lids & Rear category dedicated to this brand's vehicles, check out the Mercedes trunk lids and rear parts available in our store to select components tailored to your specific model.

Before deciding to purchase a used part, it is advisable to familiarize yourself with practical tips on selecting and verifying used market components – our guide may be helpful: Best Used Car Parts – A Guide to the Most Popular Original Parts.