Description
The Mercedes W902 Left Front Windshield Frame Guide is an original body part from the Window Seals and Trim group, designed for the front windshield area on the driver’s side. It ensures stable window frame guidance, proper sealing, and correct interaction of the glass with the lifting mechanism.
Specifications and technical data
- SKU: A9017250156
- Mark: Mercedes (Genuine OE)
- Condition: Used
- OEM Part Number: A9017250156
- Substitutable numbers: A9017250156, A 901 725 01 56
- Location on the vehicle: Front, Left
- Category: Window Seals, Gaskets & Trims
Purpose and Function of the Component
The front left window frame guide in the Mercedes W902 series is responsible for the precise guidance of the door window and maintaining the correct sealing geometry. The component operates in an area exposed to mechanical stress, temperature changes, and moisture, therefore its condition directly affects:
- the rigidity and stability of the window frame during window opening and closing,
- the reduction of window play and vibrations while driving,
- maintaining the seal at the glass-body junction,
- acoustic comfort inside the vehicle.
Using an original guide in this location helps maintain the factory parameters of the window mechanism and reduces the risk of leaks and accelerated wear of the seals.
Construction and Body Fitment
The component has been specifically designed for the Mercedes W902 body, taking into account the door shape, frame profile, and the vehicle’s characteristic front-end line. Dedicated placement on the vehicle – front, left side guarantees proper alignment with factory mounting points and compatibility with original window seals and trim.
Precise fit of the guide to the door construction:
- facilitates installation without the need for modifications,
- ensures proper glass contact with the seals,
- minimizes the risk of jamming or uneven operation of the lifting mechanism.
Characteristics of an Original Mercedes Part
As a Mercedes part from the Window Seals and Trim group, the window frame guide has been manufactured according to the vehicle manufacturer’s factory standards. This means maintaining the correct rigidity, resistance to deformation, and compatibility with other door components.
A used original part is a good solution when you want to:
- maintain the factory window guidance geometry,
- avoid fitting problems typical of aftermarket parts,
- preserve the structural integrity of the entire door assembly.
The used condition allows for economical repair while maintaining factory-like parameters, which is particularly important for window frame structural components.
Benefits of Installation in the Front Windshield Area
Installing a correctly selected window frame guide on the driver’s side contributes to the daily comfort of using the vehicle. A properly functioning window reduces wind noise, minimizes the risk of drafts, and improves the ergonomics of the lifting mechanism operation.
- Stable window guidance – reduced load on the lifting mechanism.
- Improved sealing – reduced moisture and drafts in the cabin.
- Compatibility with the factory door construction – no need to adapt other elements.
Complementary Mercedes Window Seals and Trim
If you are planning a comprehensive repair or upgrade of the door and window frame area in your Mercedes and need other parts from the same group, such as additional guides, perimeter seals, or trim strips, check the available parts in the Mercedes Window Seals and Trim category.
More About the Advantages of Original Used Parts
If you want to better understand why original used body components and window guide elements are often a beneficial choice in terms of durability and safety, it is worth reading the expert material on this topic: OEM Quality and Safety Guarantee – Why Used Original Car Parts Are the Best Choice for Your Car?
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