Mercedes-Benz C W204 Rear Left N/S Window Rail Sealing Strip Trim A2047350365

Mercedes W204 Rear Left Window Seal Strip is a precisely fitted part from the Doors and Door Panels category, designed for the rear left window of the Mercedes W204 body style. This black seal strip ensures a watertight window fit, reduces wind noise, and supports the proper functioning of the window regulator, enhancing everyday driving comfort.

Specifications and technical data

• SKU: A2047350365
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2047350365
• Substitutable numbers: A2047350365, A 204 735 03 65
• Location on the vehicle: Rear, Left
• Color: Black
• Category: Doors & Door Skins

Purpose and Body Fitment

The seal strip is specifically designed for installation on the rear left window of Mercedes W204 models. Its vehicle placement is clearly defined, simplifying the selection of the correct part for rear door repairs. Thanks to its construction, which aligns with factory solutions, the window is guided correctly within its channel, and the window edge rests stably against the seal.

The black color of the seal strip allows for a cohesive visual integration with the door frame and other trim elements, regardless of the body paint color. This is particularly important for collision repairs where both functionality and an aesthetic close to the original vehicle configuration are crucial.

Sealing Function and Window Protection

The seal strip plays a key role in sealing the junction between the window and the door structure. Its precisely profiled working edge prevents water, dust, and dirt from entering the door interior, which reduces the risk of corrosion to metal components and wear on the window regulator mechanism. A well-fitted seal also contributes to reducing air noise at higher speeds, leading to enhanced cabin acoustic comfort.

Using the correct seal strip is also important for the durability of the window itself. Stable guidance within the door frame minimizes stress during mechanism operation, reducing the risk of micro-cracks and damage to the glass edge.

Characteristics of a Used Part

The offered seal strip is a used part, sourced from disassembly. Such components are often chosen for operational repairs as they allow for the preservation of the original geometry and fit characteristic of factory-installed parts. In practice, this means easier installation and proper adhesion to the window and door edge without the need for additional modifications.

For seal strips, it is particularly important that the working profile retains its correct shape and flexibility. A used part with its material structure intact can ensure proper sealing and correct interaction with the existing window mechanism, which is beneficial from both a technical and economic perspective.

Benefits of Using an Original Window Seal Strip

Using a seal strip dedicated to a specific body model offers a range of practical benefits:

• Preserves the factory line of contact between the window and the door frame,
• Reduces the ingress of water and dirt into the door interior,
• Improves acoustic comfort inside the cabin,
• Ensures stable window guidance during raising and lowering,
• Provides a consistent visual appearance due to the black finish.

For workshops and individual users, this translates to faster installation, a lower risk of complaints, and a more predictable repair outcome compared to parts with uncertain fitment.

Mercedes Doors and Door Panels – Selecting Related Components

When replacing a window seal, it is advisable to check the condition of other components in the Doors and Door Panels group, such as other window seals, guides, or door frame trim elements. If you also need other parts from this category dedicated to this brand, check the Mercedes Doors and Door Panels available in our store to gather all necessary components in one place.

For users considering broader powertrain repairs or vehicle upgrades, a guide on selecting used parts may also be helpful. More information on when purchasing a used component is worthwhile and what to look out for when choosing one can be found in the article Used Gearbox – When It's Worth It and What You Need to Remember.