Headlamp Mercedes W219 Headlight Xenon Light Front Left N/S Harness A2198203761

Headlamp Mercedes W219 Headlight Xenon Light Front Left N/S Harness is an original front lighting component designed for installation on the left side of the vehicle. It ensures precise projection of the xenon light beam, improving visibility and safety during night driving. This is the ideal solution for users looking for a factory-fitted headlight with a harness instead of universal replacements.

Specifications and technical data

• SKU: A2198203761-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2198203761
• Substitutable numbers: A2198203761, A 219 820 37 61
• Location on the vehicle: Front, Left
• Category: Other Starters, Alternators, ECUs & Wiring

Purpose and body fitment

The headlight has been designed specifically for the Mercedes W219 model, taking into account the geometry of the front bodywork as well as the bumper and hood lines. The placement on the vehicle is the front left side, which guarantees proper alignment with the right-side lamp and maintains lighting symmetry. The design, intended for xenon technology, allows for a bright, uniform light beam while maintaining homologated cut-off lines.

Construction, harness, and functionality

The xenon headlight with harness constitutes a complete lighting assembly for the driver's side, prepared for integration with the vehicle's electrical system. The lens and reflector optics used are adapted to the characteristics of the xenon light source, which translates into:

• a concentrated, clear light beam on the road,
• reduced glare for oncoming vehicles,
• stable lighting parameters over a long service life.

The presence of the harness enables proper connection of the headlight to the factory Mercedes installation, without the need for additional adapters or interference with the vehicle's original wiring. This is a beneficial solution for both workshops and users servicing their cars themselves.

Performance characteristics and installation

As a front lighting component, the left-side xenon headlight directly affects driving comfort at night and in difficult weather conditions. When properly adjusted, it provides:

• better visibility of the roadside and road signs,
• clear illumination of the traffic lane,
• a consistent look for the front of the vehicle.

The product is used, which in practice means it comes from disassembly and may show signs of wear typical for this class of parts. For many users, this represents a reasonable compromise between purchase cost and maintaining the original build quality characteristic of the Mercedes brand.

Why choose an original xenon headlight

Choosing an original xenon headlight for the Mercedes W219 primarily ensures a perfect fit for the bodywork and electrical system. Properly designed optics, correct mounts, and a compatible harness translate into:

• stable lighting parameters in accordance with the manufacturer's specifications,
• reduced risk of errors in onboard lighting-related systems,
• an aesthetic appearance of the front of the vehicle, without differences in lamp shade or geometry.

For owners of premium-class cars, maintaining technological consistency is particularly important – using a xenon headlight with a harness dedicated to this model allows for maintaining lighting parameters at the factory-intended level.

Further knowledge and part selection

If you are planning a comprehensive repair or upgrade of the front lighting zone in your Mercedes and need other elements from the same group, such as taillights, turn signals, or additional lighting modules, check the available parts in the Other Mercedes category.

To compare the characteristics of sports drivetrains and braking systems with solutions used in standard car versions, you can read an article describing the differences between RS series and other Audi models – you will find it here: Audi RS vs other models – what is hidden under the hood and chassis?.

If you are interested in the broader context of using used components in premium-class cars, it is also worth reading a market trend analysis regarding original parts from disassembly: Crisis in the new parts market? Why used originals for premium cars are the hottest trend in 2026.