Mercedes X156 Front Right O/S Windshield Water Deflector Trim A1566901800

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes X156 Front Right O/S Windshield Water Deflector Trim is an original body component from the Window seals and trims category, designed for installation on the right side of the windshield. Precise fitment to the Mercedes X156 body structure ensures stable windshield guidance, an aesthetic edge finish, and a reduction in unwanted wind noise while driving.

Specifications and technical data

• SKU: A1566901800
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1566901800
• Substitutable numbers: A1566901800, A 156 690 18 00
• Location on the vehicle: Front, Right
• Category: Window Seals, Gaskets & Trims

Purpose and function of the component

The windshield trim on the right side is responsible for the tight and stable seating of the glass within the body frame. A correctly selected component helps to reduce:

• water and moisture penetration around the pillar and cowl area,
• aerodynamic noise at higher speeds,
• micro-movements of the glass, which can lead to stress on the windshield.

Thanks to its factory profile, the trim works in conjunction with the windshield seal and body components, maintaining the proper geometry of the vehicle's front end.

Construction and fitment for Mercedes X156

This trim has been designed specifically for the Mercedes X156 body, taking into account the characteristic shape of the windshield and the line of the passenger-side pillar. The properly profiled working edge facilitates installation in factory mounting points, and the tailored cross-section minimizes the risk of the component protruding from the bodywork.

The placement on the vehicle in the front – right zone means that the trim works directly with the windshield, cowl, and side seals, contributing to the cohesive look of the entire vehicle front.

Benefits of using an original windshield trim

Using an original trim in a Mercedes X156 allows for maintaining factory fitment and predictable body behavior during operation. Key advantages include:

• Structural compatibility – the component comes from the same design group as other body parts, which facilitates installation and reduces the need for adjustments.
• Cohesive aesthetics of the vehicle front – the correct shape and line of the trim allow for maintaining a uniform look of the windshield surround.
• Stable windshield seating – a correctly selected trim supports the function of the seals, which helps maintain tightness in the windshield area.

The component from the Window seals and trims category is particularly important when replacing the windshield after a collision, during body and paint repairs, or when eliminating leaks in the front body area.

Product characteristics and practical application

The product is intended for installation on the right side of the windshield, which is important when planning service work – it allows for unambiguous determination of its position relative to the vehicle's axis. In practice, the trim can be used both when replacing the windshield itself and when reconstructing the front after mechanical damage.

Due to the used nature of the part, it represents a cost-effective solution while maintaining the manufacturer's original specifications. This is a good option for users who want to maintain factory fitment of body components while optimizing their repair budget.

If you are planning a comprehensive repair or upgrade of the windshield area and adjacent body edges in your Mercedes and need other components from the same group, such as side trims, perimeter seals, or additional finishing profiles, check the available parts in the Mercedes window seals and trims category.

For those considering a wider range of modifications or repairs using secondary market parts, it may be useful to familiarize yourself with practical tips regarding the selection of components – you will find them in the article Buying used car parts • Most common mistakes when choosing tuning parts.