Description
The Left Rear Bulb Holder for Mercedes-Benz B-Class W245 Side Lamp is an original part from the LED Lamps and Lights category, designed for installation on the left rear side of the body. It ensures stable bulb seating in the socket, correct electrical connection, and safe operation of the vehicle’s signaling lights.
Specifications and technical data
- SKU: A1698200377
- Mark: Mercedes (Genuine OE)
- Condition: Used
- OEM Part Number: A1698200377
- Substitutable numbers: A1698200377, A 169 820 03 77, EM
- Location on the vehicle: Rear, Left
- Category: Light Bulbs & LEDs
Application and Function in the Lighting System
The presented bulb holder is dedicated to the rear left side of the body in the Mercedes-Benz B-Class W245 generation. It is responsible for securely mounting the bulb in the side lamp and for proper power transmission, which translates to clear signaling of maneuvers and the vehicle’s presence on the road.
Thanks to its precise fit to the factory electrical system and lamp shape, this component allows for the restoration of full lighting functionality in case of damage or wear of the original socket.
Construction, Fitment, and Installation
The bulb holder is designed as an OEM Mercedes part, meaning it complies with factory dimensional and electrical standards. The construction is intended for installation in the rear left side lamp, maintaining the correct position of the bulb relative to the lens and reflector.
The element works with the vehicle’s original wiring harness, making installation a simple replacement of the damaged holder with a functional one, without the need for wiring modifications. This solution minimizes the risk of installation errors and facilitates maintaining the consistency of the lighting system.
Benefits of Using an Original Bulb Holder
Using a dedicated bulb holder in the rear left side lamp offers a range of practical benefits:
- maintaining the factory geometry of the bulb’s position in the lamp,
- stable electrical connection, reducing the risk of flickering or light failure,
- compatibility with the factory lighting system of the Mercedes-Benz B-Class W245,
- easier diagnosis of potential lighting faults by preserving the original configuration.
This solution is particularly beneficial for post-accident repairs or after prolonged use, when the original socket suffers mechanical or thermal damage.
Condition, Verification, and Safety of Use
The offered bulb holder is a used part from disassembly, allowing for an economical repair of the lighting system while maintaining the original manufacturer’s specifications. Before being offered for sale, the part is verified for housing integrity and the condition of its electrical contacts.
A correctly functioning bulb holder in the rear side lamp directly impacts the vehicle’s safety and visibility, making its proper operation crucial both in urban traffic and on the road.
Related Products and Technical Knowledge
If you are looking for other items from the Mercedes LED Lamps and Lights category, check out the Mercedes LED Lamps and Lights available in our store to select complete lighting solutions tailored to your model.
When planning lighting repairs or upgrades, it is advisable to consult practical tips on selecting and replacing lighting components – the article See More and Better – A Complete Guide to Selecting and Replacing Used LED and Xenon Headlights will be helpful, discussing key aspects of vehicle lighting safety and quality.






Reviews
There are no reviews yet.