Mercedes-Benz C-Class W204 Right O/S Wing Mirror Auto Dimming A2048100221

Mercedes-Benz C-Class W204 Right O/S Wing Mirror Auto Dimming is an original component designed for the precise replacement of a damaged mirror glass on the passenger side. Thanks to the auto-dimming feature, it improves driving comfort and safety after dark by reducing glare from vehicles behind you. The product comes from a dismantled vehicle, which ensures factory-fit and optical parameters consistent with Mercedes standards.

Specifications and technical data

• SKU: rhd-A2048100221
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2048100221
• Substitutable numbers: A2048100221, A 204 810 02 21, KZ
• Location on the vehicle: Right
• Category: Mirror Glass

Purpose and technical function

The presented mirror glass is dedicated to the right-hand side wing mirror of the Mercedes-Benz C-Class W204 generation. The component is designed as part of the vehicle's side visibility system, responsible for:

• accurate image reproduction in the area to the right of the vehicle,
• cooperation with the mirror adjustment mechanism,
• maintaining the factory field of view geometry intended by the manufacturer.

Due to its design, which complies with the original specifications, the mirror maintains the correct curvature and optical characteristics, which is essential when maneuvering, changing lanes, and parking.

Auto-dimming – comfort and safety at night

A key feature of this mirror glass is the auto-dimming function. This system reacts to intense light from vehicles behind, limiting glare and reducing driver eye fatigue. In practice, this means:

• more stable visibility in the mirror during night driving,
• reduction of the blinding effect from other cars' headlights,
• better driver concentration during long journeys.

Auto-dimming is particularly useful on expressways and motorways, where light intensity differences are significant and quick assessment of the situation in the mirrors is crucial for safety.

Benefits of using original mirror glass

Using original mirror glass from a dismantled vehicle in a Mercedes-Benz C-Class W204 allows for maintaining the technical consistency of the entire mirror system. The most important advantages include:

• Factory fit – the correct shape, radius of curvature, and mounting method, which facilitates installation and ensures stable seating in the mirror housing.
• Optical consistency – the image in the mirror remains clear and predictable, without the distortions typical of cheaper replacements.
• Integration with the existing mirror – the glass works with the factory adjustment mechanism and the electrical installation responsible for dimming.

This solution is particularly beneficial for accident repairs or replacing damaged glass when you want to maintain the original characteristics of the vehicle.

Condition, origin, and practical application

The component comes from a used vehicle, which allows for economical repair while maintaining the high quality of workmanship typical of the Mercedes brand. The mirror glass is intended for installation on the right side of the body, in place of the factory wing mirror. In practice, it will work well both for a standard replacement of damaged glass and for restoring the full functionality of the auto-dimming system after a collision or mechanical damage.

If you are planning a comprehensive repair or upgrade of the side visibility zone in your Mercedes and need other elements from the same group, such as additional glass, inserts, or complete mirror modules, check the available parts in the Mercedes mirror glass category.

For drivers interested in a broader approach to the operation and repair of automotive electronics, including comfort modules and multimedia systems, the article describing the use of parts from dismantling in modern premium cars may be helpful – you can find it here: Driving pleasure for years – how to take care of iDrive systems and electronic modules.