BMW X5 E53 Rear Door Window Glass Triangle Fixed Tinted AS3 Left N/S 8249929

BMW X5 E53 Rear Door Window Glass Triangle Fixed Tinted AS3 Left N/S is an original component from the Car windows category, designed for installation in the rear left door of this model. The triangular side window ensures proper interior illumination while maintaining the factory body line and stylistic consistency characteristic of the BMW brand. This used component allows for an economical yet technically correct vehicle repair following side window damage.

Specifications and technical data

• SKU: 8249929
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8249929
• Substitutable numbers: 8249929, 51348249929
• Location on the vehicle: Rear, Left
• Color: Black
• Category: Car Glass

Purpose and fitment for BMW X5 E53

The presented triangular window has been designed specifically for the rear left body area of the BMW X5 E53, ensuring it maintains the correct geometry and seating angle within the door frame. Proper fitment to factory mounting points facilitates installation and reduces the risk of leaks or unwanted stress on the glass.

The AS3 marking indicates a specific type of glass used in the automotive industry, which translates to compliance with safety requirements and light transmission parameters intended for this body component. This ensures proper visibility and comfort of vehicle use.

Technical and visual characteristics

The triangular window mounted in the rear left part of the body operates in a demanding area where stable seating in the door frame and resistance to body vibrations are essential. The construction of this element has been prepared for compatibility with factory seals and moldings, which helps maintain tightness and reduce noise in the cabin.

The black shade refers to the window surround, which visually integrates with the door and pillar line, creating a cohesive, aesthetic side panel. Such a finish allows for maintaining the vehicle's original appearance after replacing a damaged element, without the need for additional stylistic modifications.

Condition, origin, and advantages of using a used part

The item comes from dismantling and is offered as a used triangular window, which is a cost-effective solution while maintaining the manufacturer's original specifications. In practice, this means the ability to restore full functionality to the side glazing area without investing in expensive replacements of uncertain origin.

Choosing an original window from the secondary market is particularly important for glass elements, where the consistency of shape, thickness, and method of seating in the door frame matters. A used OEM component minimizes the risk of installation problems, such as inaccurate fitment or the need for mounting modifications.

If you want to learn more about the specifics of installing body parts from the secondary market and find out how used components can maintain an aesthetic close to new ones, it is worth reading the article Replacing body parts with used ones – can body parts from dismantling look like new?.

Practical installation tips and application

When replacing the rear left triangular window in a BMW X5 E53, it is recommended to pay attention to the condition of the seals, guide rails, and mounting elements in the door. Proper cleaning of the contact surfaces and checking the door frame for deformations facilitate achieving a tight and stable installation.

Due to the specific nature of glass operation in the rear part of the body, proper window seating affects:

• limiting the ingress of water and moisture into the door interior,
• reducing wind noise while driving,
• maintaining the appropriate rigidity of the side glazing area.

For vehicles used daily, especially in urban and suburban conditions, a functional triangular window in the rear left part of the body affects passenger comfort and the overall functionality of the vehicle.

Repair expansion – other windows for BMW

If you are planning a comprehensive repair or upgrade of the side glazing area in your BMW and need other elements from the same group, such as front door windows, rear door windows, or additional side glass inserts, check the available parts in the BMW car windows category.