Mercedes W470 LED Headlamp Windscreen Washer Tank Reservoir A4708601900

Mercedes W470 LED Headlamp Windscreen Washer Tank Reservoir is an original component of the windshield and headlamp cleaning system, designed for use with LED headlamps. Thanks to its factory-fit design, it ensures stable mounting, proper fluid circulation, and seamless integration with the existing installation. This is a practical solution for users looking to restore full functionality to their vehicle's windshield and headlamp washers.

Specifications and technical data

• SKU: A4708601900
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A4708601900
• Substitutable numbers: A4708601900, A 470 860 19 00
• Category: Additional Wiper & Washer Components

Purpose and function in the washer system

The presented reservoir is a component of the system responsible for storing washer fluid, working with both the windshield wipers and the LED headlamp washer system in the Mercedes W470 model. The reservoir's design is prepared for factory mounting points, which facilitates installation and reduces the risk of leaks. The properly shaped housing allows for collision-free routing of hoses and secure seating of accessories (e.g., pumps, sensors – if provided in the specific vehicle configuration).

Benefits of using an original reservoir

Using an original component from the Mercedes brand translates into predictable washer system performance under all operating conditions. Compared to aftermarket replacements, the factory reservoir provides:

• precise fitment to the body and adjacent components,
• proper cooperation with the LED headlamp washer system,
• retention of factory geometry for mounts and connection ports,
• reduced risk of vibrations and leaks while driving.

As a result, the windshield and headlamp washer system can operate stably, which improves visibility and driving comfort after dark and in difficult weather conditions. Consistency with the factory design is also important during subsequent inspections and potential repairs.

Product characteristics and condition

The offered reservoir belongs to the Other wiper parts group, i.e., components supporting the operation of the windshield and headlamp cleaning system, but not being the wiper blades or arms themselves. The product comes from disassembly and is marked as used, which allows combining the functionality of an original part with an attractive purchase cost. This type of solution is particularly beneficial for post-accident repairs or restoring the efficiency of an intensively used vehicle, where both quality and service economy are important.

Professional installation and practical application

Due to the specificity of the washer system and the need to maintain tightness and proper hose routing, installation by an experienced service center or a mechanic familiar with the Mercedes W470 construction is recommended. A correctly installed reservoir:

• ensures a stable fluid level for windshield and headlamp washers,
• reduces the risk of air entering the system,
• facilitates subsequent service activities, such as checking and refilling fluid.

For users planning broader work on the windshield and headlamp cleaning system, choosing an original reservoir is a solid foundation for further vehicle maintenance.

If you are planning a comprehensive repair or upgrade of the washer and wiper system area in your Mercedes and need other elements from the same group, such as fluid hoses, washer nozzles, or mounting brackets, check the available parts in the Other Mercedes wiper parts category.

Used parts vs. tuning and vehicle modernization

Choosing a used, original washer system component can be part of a broader vehicle modernization strategy that combines factory quality with cost optimization. If you are considering further car modifications – for example, improving performance or the operating characteristics of the engine unit – it is worth checking out tips on the safe use of aftermarket parts. Practical advice can be found in the article How to increase engine power: a practical guide to engine tuning with used parts, which discusses how to consciously plan modifications using components from disassembly.