Mercedes-Benz S-Class W221 Front Right Interior Door Window Frame Cover Trim O/S

The Mercedes W221 Front Right Door Window Frame Trim is a precisely manufactured body component from the Doors and Door Panels category, designed for installation on the front right side. The black window frame trim provides an aesthetic finish to the door edge, improves sealing, and ensures stable window operation, serving as a functional addition to the factory door assembly.

Specifications and technical data

• SKU: A2217250271
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2217250271
• Substitutable numbers: A2217250271, A 221 725 02 71, KZ
• Location on the vehicle: Front, Right
• Color: Black
• Category: Doors & Door Skins

Purpose and Function of the Component

The front passenger side door window frame trim is responsible for the correct guidance of the window and the aesthetic completion of the door contour. In a Mercedes W221 vehicle, it holds both functional and visual significance – it reduces wind noise, helps maintain a seal, and tidies up the body line in the front area.

Its placement on the front right side of the vehicle allows for direct identification during bodywork and paint repairs or replacement of damaged door components.

Construction, Color, and Fitment

The black color of the trim allows for a cohesive match with factory seals, pillars, and other door trim elements, facilitating integration with the existing body styling. Thanks to its construction aligned with solutions used by Mercedes, the component maintains proper geometry, which translates to correct adherence to the window and door edges.

The trim is designed as a dedicated part for a specific body zone, minimizing the risk of installation issues and allowing for the preservation of factory gaps and body lines.

Operational Characteristics and Installation

As a component within the doors and door panels group, the window frame works in conjunction with the window lifting mechanism and the perimeter seal. When correctly installed:

• it stabilizes the window in its guides during opening and closing,
• it reduces vibrations and unwanted noises from the window operation,
• it supports maintaining a seal at the junction of the window and the body.

A used component allows for economical vehicle repair while maintaining the original construction, which is particularly important when restoring cars after collisions or when replacing individual door components.

Application in Body Repairs

Replacement of the window frame trim is recommended when the existing element is mechanically damaged, deformed, or no longer ensures proper window guidance. Using an original design dedicated to the Mercedes W221 helps maintain proper door alignment, which impacts acoustic comfort and the durability of seals.

If you are also planning to replace other door components of this brand during body repairs, such as reinforcements, skins, or additional profiles, check the available parts in the Mercedes Doors and Door Panels category.

Technical Support and Parts Selection

Selecting the correct body components, such as trims, frames, or door profiles, should be combined with proper diagnostics of other vehicle systems. For service work that also includes the powertrain, practical tips on assessing wear and selecting drivetrain components may be useful – you can find them in the article Clutch and Dual-Mass Flywheel – Diagnostics and Parts Selection for the Drivetrain, which helps organize the service process for the entire vehicle.