Side Window BMW G30 G31 Door Front Left N/S Glass Glazing Green AS2 ESG 7339455

Side Window BMW G30 G31 Door Front Left N/S Glass Glazing Green AS2 ESG is an original component from the Car windows group, designed for installation in the front left door of BMW 5 Series G30/G31 models. The green tint of the AS2 glass provides pleasant sunlight reduction, improving driving comfort and the aesthetics of the side body line.

Specifications and technical data

• SKU: 7339455
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7339455
• Substitutable numbers: 7339455, 51337339455, KD
• Location on the vehicle: Front, Left
• Color: Green
• Category: Car Glass

Purpose and compatibility with BMW G30/G31

The presented window has been designed specifically for installation in the left front door of the BMW G30/G31, which guarantees a proper fit with the door frame, seals, and lifting mechanism. Thanks to the factory edge geometry and the appropriate profile, the component works with the original guides, reducing the risk of leaks and unwanted wind noise while driving.

Its placement in the front zone on the driver's side means that the window is important for both visibility and passive safety – a correctly selected component minimizes stress in the door and ensures stable operation of the entire window assembly.

Characteristics of AS2 glass and green color

Glass marked with the AS2 class is a solution used in modern cars, combining good light transmission with the reduction of excessive interior heating. The green tint of the glass improves the visual comfort of the driver and passenger, reducing glare and the impact of intense sunlight on the side of the cabin.

This shade of glass harmonizes with the styling line of the BMW 5 Series, maintaining consistency with the vehicle's other glazing. Replacing a damaged window with a component of the same specification allows you to maintain the car's original appearance and the optical properties intended by the manufacturer.

Benefits of using an original side window

Choosing an original side window for the BMW G30/G31 translates into a number of practical advantages:

• preservation of factory geometry and compatibility with the window lifting mechanism,
• proper adhesion to seals, which reduces noise and drafts,
• color consistency with other windows in the vehicle,
• maintenance of the original optical parameters of the AS2 glass.

Thanks to this, replacing a damaged window does not negatively affect the acoustic comfort, appearance, or functionality of the door, and the vehicle retains its factory performance characteristics.

Condition of the component and practical application

The window comes from a group of used parts, which makes it an attractive cost-effective alternative to new parts, while maintaining the manufacturer's original specification. This solution is particularly beneficial for post-accident repairs or replacement after mechanical damage, where it is crucial to combine quality with a reasonable budget.

The component will work well both in professional body and paint shops, as well as in workshops specializing in the BMW brand, where fast installation, proper fit, and the ability to restore the vehicle's factory appearance are important.

Expansion of the repair zone and technical knowledge

If you are planning a comprehensive repair or modernization of the side glazing zone in your BMW and need other components from the same group, such as additional side windows, rear door windows, or other glazing, check the available parts in the BMW Car windows category.

During body and door service work, it is also worth taking care of the efficiency of systems that affect driving comfort, including the engine cooling system. High temperatures have a direct impact on the durability of many components, which is why we encourage you to read the guide Summer heat vs. cooling system: used radiators and fans as a guarantee of savings, which will help you better plan your vehicle's maintenance.