Mercedes W221 Rear Left N/S Door Seal Rail Frame Trim Cover A2217350165

The Mercedes W221 Rear Left Door Seal Weatherstrip is a precisely fitted body component responsible for effectively draining water from the window and protecting the door edges. Thanks to its factory profile and black finish, the strip seamlessly integrates with the vehicle's side line, maintaining a consistent appearance with other body elements. A used component from this group allows for a technically correct repair without the need for aftermarket replacements with uncertain fit.

Specifications and technical data

• SKU: A2217350165
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2217350165
• Substitutable numbers: A2217350165, A 221 735 01 65
• Location on the vehicle: Rear, Left
• Color: Black
• Category: Doors & Door Skins

Function and Application of the Weatherstrip

The presented door seal serves a dual purpose: on one hand, it acts as a component for scraping water and dirt from the window surface, and on the other, it protects the upper edge of the door panel from excessive wear. Its placement on the rear left door ensures proper window guidance and limits moisture ingress into the door structure.

The black color of the strip helps maintain a uniform aesthetic of the vehicle's side body, which is particularly important in higher-class vehicles like the Mercedes W221. The appropriately shaped profile works with the window lifting mechanism, minimizing the risk of noise, vibrations, and leaks during operation.

Benefits of Using an Original Mercedes Part

Choosing an original weatherstrip from the Doors and Door Panels group translates to a proper fit with the door frame and window, without the need for additional adjustments. A component designed for a specific body model ensures:

• stable window guidance in the track,
• limited ingress of water and dirt into the door interior,
• preservation of the factory visual line of the vehicle's side body,
• reduced risk of accelerated corrosion around the door edges.

By using a used, original part, you can maintain the vehicle's technical and visual consistency, which is important for both daily operation and subsequent resale of the car.

Installation Characteristics and Fitment

The rear left window weatherstrip is structurally designed for installation in factory mounting points, which facilitates service work and reduces replacement time. Proper seating of the component restores the correct operation of the window mechanism and reduces air noise that occurs at higher speeds.

Due to its dedicated purpose for a specific body model, the component is a solution compatible with the factory door geometry, without the need for modifications to the bodywork. This is particularly important for post-accident repairs or when replacing worn sealing elements after many years of use.

Product Condition and Practical Application

The used nature of the part allows for an economical repair while maintaining the original manufacturer's specifications. This type of element is often chosen for comprehensive body and paint work when it is necessary to restore the correct sealing system around the rear doors.

If you are planning comprehensive repairs or upgrades to the door area of your Mercedes and need other parts from the same group, such as panels, reinforcements, or additional seals, check the available parts in the Mercedes Doors and Door Panels category.

To better select the right component for your car and avoid mistakes when choosing used parts, it is worth using practical expert advice – the article No More Wrong Purchases! How to Professionally Select Used Car Parts will be helpful, providing information on verifying compatibility with OEM numbers and workshop practices.