URO 0005400966 Exterior Light Bulb Socket - Left or Right

Mercedes-Benz Exterior Light Bulb Socket Replacement

Restore reliable lighting performance with this URO exterior light bulb socket, part number 0005400966. It is a direct-fit replacement for corroded or intermittent OE sockets and is built for Mercedes-Benz applications where heat, resistance, and connector wear can affect lamp operation.

• Direct-fit exterior light bulb socket for factory-style repair
• Helps replace corroded OE sockets that fail or work intermittently
• Easy connection to original wiring
• High-quality materials designed to handle bulb heat
• Alloy conductors help reduce electrical resistance and current draw
• Designed and tested for long service life
• 24 Month Unlimited Mileage Warranty

Detailed Product Information

This URO socket is engineered to restore proper lamp socket function without modifying the original wiring. The design focuses on stable electrical contact and heat resistance, which is important on Mercedes-Benz models such as the C350, E350, and S550 where exterior lighting circuits can be affected by age, moisture, and corrosion. Part number 0005400966 is also referenced as URO-010757 and 000 540 0966.

Compatible With Mercedes-Benz applications across a broad range of model years, including 1996-2015 vehicles in the C-Class, E-Class, CLS-Class, SL-Class, SLK-Class, CL-Class, GL-Class, ML-Class, R-Class, and related platforms. This part cross-references 000 540 0966 and URO-010757 for the same application.

Common Problems This Part Can Address

• Intermittent exterior lamp operation
• Corrosion at the original bulb socket
• Heat-related socket damage
• Poor electrical contact at the bulb base
• Resistance issues that can affect consistent lighting performance

Installation Notes and Tips

Verify the vehicle’s lamp code, side, and model-year fitment before ordering. Some Mercedes-Benz applications require specific codes such as 800, 801, 802, 809, or 849, and several listings are side-specific for left or right installation. Compare the original socket and connector style to confirm a proper match before installation.

Quality Assurance

Manufactured using durable materials and alloy conductors for dependable electrical performance, this replacement socket is designed and tested for reliability and long life. URO backs this part with a 24 Month Unlimited Mileage Warranty.