Mercedes SLK R171 M271 Water Drain Channel Front Right O/S Pipe Hose A1718320390

The Mercedes SLK R171 M271 Water Drain Channel Front Right O/S Pipe Hose for the Mercedes SLK R171 with the M271 engine is an original drainage system component responsible for the controlled discharge of water from the front of the vehicle body on the driver's or passenger's side, depending on the steering wheel configuration. Precise fitment to the specific body model ensures stable operation of the wiper system and reduces the risk of moisture accumulation in critical cowl areas.

Specifications and technical data

• SKU: rhd-A1718320390
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1718320390
• Substitutable numbers: A1718320390, A 171 832 03 90
• Location on the vehicle: Front, Right
• Category: Additional Wiper & Washer Components

Purpose and technical function

The offered water drain hose is designed specifically for the drainage system in the Mercedes SLK R171 model with the M271 unit, in the front right area of the body. The component works in conjunction with the wiper system and drain channels, directing water away from the cowl area and electrical installation components.

Thanks to its factory geometry and properly selected cross-section diameter, the channel maintains stable water flow during heavy rainfall, which helps reduce the risk of:

• water stagnation in the vicinity of the wiper mechanism,
• excessive dampness of metal components and connections,
• accelerated corrosion in the cowl area.

Construction and fitment for Mercedes SLK R171 M271

The hose is a factory component intended for installation on the front right side of the vehicle, which guarantees proper water routing in accordance with the SLK R171 body design. The appropriately shaped hose path facilitates installation at the original mounting points, without the need for modifications or fitting universal replacements.

As an element from the Other wiper parts group, the channel works with other system components – arms, mechanism, and cowl seals – creating a cohesive water drainage system that affects the comfort and safety of operating the vehicle in rainy conditions.

Condition, origin, and benefits of using a used part

The offered water drain channel is a used part, sourced from a dismantled Mercedes vehicle. Choosing an original second-hand component allows you to maintain the factory fit and performance characteristics of the drainage system, while simultaneously reducing repair costs compared to new parts.

Using an original hose instead of a damaged or leaking one allows you to:

• restore proper water drainage from the front of the body,
• reduce the risk of moisture entering the interior and the electrical installation compartment,
• maintain compliance with the factory wiper system design.

Why choose an original water drain channel

Unlike universal solutions, the original Mercedes SLK R171 M271 Water Drain Channel Front Right O/S Pipe Hose ensures proper water drainage routing within the factory-designed path. This is particularly important in cars with an extensive cowl system, where improper water drainage can lead to problems with corrosion or moisture in the vicinity of electrical harnesses.

This element is a good choice both for targeted drainage system repairs and for broader service work within the cowl area and wiper mechanism, where maintaining the consistency of the entire system is essential.

If you are planning a comprehensive repair or upgrade of the cowl area and wiper system in your Mercedes and need other elements from the same group, such as drain hoses, drainage channels, or additional covers, check the available parts in the Other wiper parts Mercedes category.

Practical service tips and savings on parts

When replacing the water drain hose, it is worth checking the patency of other drainage channels and the condition of the seals in the cowl area. Regular cleaning and inspection of these elements significantly extend the service life of the wiper system and reduce the risk of costly repairs related to corrosion or dampness of the installation.

If you are interested in a broader context of economical car maintenance using original used parts, you will find practical advice in the article: Repairing a Volkswagen for pennies? Discover how to save on original car parts.