Mercedes X156 Windscreen Trim Water Deflector Strip Left N/S A1566901700

Mercedes X156 Windscreen Trim Water Deflector Strip Left N/S is a precisely fitted body component responsible for the controlled diversion of water from the windscreen away from sensitive bodywork areas. Thanks to its factory geometry and appropriate profile, it provides stable protection for the windscreen edge and sealing in the cowl area, which translates into smoother vehicle operation during rain and car washes.

Specifications and technical data

• SKU: A1566901700
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1566901700
• Substitutable numbers: A1566901700, A 156 690 17 00
• Location on the vehicle: Left
• Category: Body Mouldings & Trims

Purpose and technical function

The presented water deflector strip is a component from the Protective and decorative trims group, designed for installation on the left side of the vehicle. Its task is to direct the flow of water running off the windscreen, reduce air turbulence in the cowl area, and provide additional protection for the windscreen edge and adjacent body components.

The properly contoured design helps to:

• reduce the risk of water entering the cowl chamber area,
• limit dirt accumulation at the lower edge of the windscreen,
• maintain the stable position of seals and adjacent plastic components.

Fitment for Mercedes X156 body

The trim has been designed specifically for the body geometry of the Mercedes X156, which ensures an exact fit with the windscreen and bodywork on the driver or passenger side, depending on the market. The appropriate length, contact angle, and shape of the mounting edges allow for installation at factory mounting points without the need for modifications.

Such fitment translates into:

• proper adhesion to the windscreen and cowl components,
• preservation of the original body line and front-end aesthetics,
• stability of the component when driving at higher speeds.

Performance characteristics and installation benefits

As an original Mercedes component, the trim maintains the parameters specified by the vehicle manufacturer, which is essential for both sealing and exterior appearance. Using this component allows for an economical replacement of a damaged or deformed trim while maintaining compliance with factory specifications.

Replacing the trim is particularly recommended when:

• the existing component is cracked, bent, or deformed,
• leaks appear in the area of the lower windscreen edge,
• it is necessary to restore proper water drainage after body and paint repairs.

Professional use in service and repairs

The left-side windscreen water deflector strip is well-suited for both professional service centers and workshops specializing in body repairs and windscreen replacement. The use of an original component allows for maintaining the structural integrity of the cowl area, which is important for the durability of seals and acoustic comfort inside the vehicle.

If you are planning a comprehensive repair or upgrade of the windscreen area in your Mercedes and need other components from the same group, such as covers, overlays, or additional trims, check the available parts in the Mercedes protective and decorative trims category.

Summary

The Mercedes X156 Windscreen Trim Water Deflector Strip Left N/S is a practical body component that combines protective function with the preservation of the vehicle's factory aesthetics. A properly selected component from this group allows for restoring correct water drainage, reducing the risk of moisture in the cowl area, and maintaining a consistent appearance of the front body section.

For drivers interested in comparing technical solutions in sports models of other brands, including engine, brake, and chassis designs, the article Audi RS vs other models – what is hidden under the hood and chassis? may be helpful, as it discusses the differences in the construction and operation of advanced systems in high-end cars.