Mercedes W221 S500 Sedan Trunk Lid Seal Boot Sealing Gasket A2217500498

The Mercedes W221 S500 Sedan Trunk Lid Seal is an original body part from the door seals group, designed for installation in the rear of the vehicle. It ensures a tight seal of the trunk lid, limiting the ingress of water, dust, and noise into the interior. This is a practical solution for users who want to restore the factory functionality of the rear lid on their Mercedes S-Class W221.

Specifications and technical data

• SKU: A2217500498
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2217500498
• Substitutable numbers: A2217500498, A 221 750 04 98
• Location on the vehicle: Rear
• Category: Door Seals

Purpose and Function of the Seal

The presented seal is a component mounted in the rear of the body, around the perimeter of the trunk lid of the S-Class W221 generation sedan. Its purpose is to create a flexible barrier between the lid and the body, which:

• limits the ingress of rainwater into the trunk space,
• reduces the penetration of dust and dirt from the outside,
• improves the acoustic insulation of the rear body section,
• stabilizes the lid's position when closed, reducing unwanted vibrations.

Thanks to its proper profile and fit to the specific body model, the seal works in conjunction with the trunk lock and hinges, ensuring uniform pressure around the entire perimeter.

Construction and Fit for Mercedes W221 S500 Sedan

The seal has been designed specifically for the S-Class W221 generation sedan, which translates to a precise fit to the shape of the trunk opening. The appropriately selected cross-sectional geometry ensures:

• proper elasticity when closing the lid,
• stable positioning on the body edge,
• compatibility with factory mounting points.

As a part of the door seals group, the product meets the requirements for flexibility and resistance to typical operational loads in a body area exposed to temperature changes and moisture contact.

Benefits of Using an Original Trunk Lid Seal

Using a dedicated trunk lid seal on the Mercedes W221 S500 Sedan allows for the restoration of proper operating conditions for the trunk space. Key benefits include:

• Reduced risk of moisture in the trunk upholstery and electrical components located in the rear of the vehicle.
• Improved acoustic comfort by better separating the interior from noise generated by tires and airflow behind the vehicle.
• More stable lid closing, which reduces mechanical stress on the lock and hinges in the long term.

Choosing an original part designed for a specific body model is particularly important for premium class sedans, where a high level of body refinement and consistent sealing after each lid closure is expected.

Condition of the Part and Service Application

The seal is a used part, making it a cost-effective solution compared to new components, while maintaining proper body fit. It can be used for both a typical replacement of a worn-out seal and during accident repairs of the rear of the vehicle, when it is necessary to restore the correct geometry and sealing of the trunk lid.

Related Parts and Additional Technical Information

When planning service work on the rear of the body, it is worth paying attention to the condition of other sealing and mounting elements around the trunk. If you need other sealing components dedicated to this brand, check the available parts in the Mercedes Door Seals category.

For users interested in the broader context of using original and aftermarket parts in premium cars, an article discussing the differences between standard components and high-performance components may be helpful – more information can be found in the material BMW M Performance: What's the Difference Between BMW M Components and Standard Ones?.