Keystone MB2503107 Right HID Headlight Assembly Mercedes-Benz E-Class 2003-2009

The Keystone MB2503107 is an OEM-replacement right-hand (passenger side) headlight assembly designed for the Mercedes-Benz E-Class (W211) from model years 2003 through 2009. This unit includes the complete lens and housing for vehicles equipped with HID/Xenon lighting, but does not include the HID ballast/igniter kit and is not compatible with vehicles featuring the optional Curve Lighting (Active Curve Illumination) system.

Engineered to match the fit, form, and function of the original factory headlight, this Keystone assembly streamlines collision repair and restoration work. The direct-fit design ensures proper alignment with factory mounting points, reducing installation time and the need for modification.

Key Features:

• OEM-replacement right-hand (passenger side) headlight assembly
• Complete lens and housing included
• Designed for HID/Xenon-equipped vehicles
• HID ballast/igniter kit not included — requires use of existing factory HID components
• Not compatible with Curve Lighting (Active Curve Illumination) systems
• Fits Mercedes-Benz E-Class (W211 chassis) 2003–2009
• Direct OEM-style replacement for straightforward installation
• Cross-reference OEM part: 2118201861 / 64

This headlight is an ideal solution for body shops and DIY repair technicians looking to restore proper lighting function and factory appearance after front-end collision damage or lens degradation.