BMW 1 Series F20 Rear Left Side Door N/S Window Glass Black AS3 7242559

BMW F20 Left Rear Door Window AS3 is an original part from the Automotive Glass group, designed for installation in the rear left door of BMW F20 vehicles. This used window provides a functional service solution, allowing for the restoration of proper passenger cabin protection and maintaining the consistent aesthetics of the vehicle's side body.

Specifications and technical data

• SKU: 7242559
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7242559
• Substitutable numbers: 51357242559, 7242559, AS
• Location on the vehicle: Rear, Left
• Color: Black
• Category: Car Glass

Intended Use and Fitment for BMW F20

The presented window is specifically designed for installation in the rear left door of the BMW F20, ensuring a precise fit with factory guides, seals, and the lifting mechanism. Its placement in the rear section of the vehicle on the driver's side guarantees the preservation of the original glazing geometry and proper interaction with other side windows.

Thanks to the use of an appropriate edge profile and correct glass thickness, this component allows for stable installation in the door frame, minimizing the risk of leaks and unwanted vibrations during driving.

Technical Characteristics and Performance Properties

This window belongs to the Automotive Glass group, meaning it meets the requirements for mechanical resistance and optical clarity stipulated for vehicle glazing elements. The AS3 designation indicates a special type of glass used in automotive applications, intended for specific bodywork uses.

The black color refers to the edge finishing and masking area, allowing for an aesthetically pleasing connection between the window and the door frame and seals. This solution helps to reduce light reflections at the junction of the glass and the bodywork, and also improves the visual coherence of the vehicle's side profile.

As a used part, this window offers a sensible compromise between cost and functionality, enabling an economical repair of damaged glazing while maintaining the original BMW mounting specifications.

Benefits of Using an Original Rear Left Window

Using a dedicated rear left window for the BMW F20 offers a range of practical benefits:

• Preservation of the factory body line and proper door fitment,
• Correct operation with the lifting mechanism and guides,
• Appropriate rigidity and resistance to operational loads,
• Aesthetic integration with seals and trim strips.

Consequently, replacing a damaged window with an original part from the same series allows for the restoration of full functionality of the side glazing without the need for door structure modifications.

Installation Area and Service Aspects

The window is intended for installation in the rear left part of the vehicle, which requires following the correct sequence for removing door upholstery, seals, and mounting components. Proper seating of the glass in the guides is crucial for smooth mechanism operation and system sealing.

Due to the nature of a glass component, installation in a service environment with appropriate tools and safety measures is recommended, which minimizes the risk of point stress and potential damage during installation.

If you are planning a comprehensive repair or upgrade of the side glazing area in your BMW and require other parts from the same group, such as front side windows, rear side windows, or additional glass panels, check the available parts in the BMW Automotive Glass category.

Why Choose a Used Window for Your BMW

Choosing a used window for your BMW F20 can significantly reduce repair costs while maintaining compliance with factory installation standards. This type of solution is particularly beneficial in cases of mechanical damage, such as cracks or scratches, where a complete replacement of the part is necessary.

If you are considering whether a new or used part would be a better choice for your situation, an article discussing the differences between these options might be helpful – check out the material: Car Parts – New or Used? Comparing Costs, Quality, and Durability.