Land Rover Discovery L550 Window Glass 5 Door AS2 Rear Left N/S FK72-25713-AA

Land Rover Discovery L550 Window Glass 5 Door Rear Left AS2 is an original side window from the Car windows category, designed for installation in the rear left part of the body. The component ensures proper visibility, sealing, and structural stability of the side section, maintaining factory safety and acoustic comfort parameters. It is a practical solution for users looking to restore full functionality and a consistent body appearance in their Discovery L550.

Specifications and technical data

• SKU: LR058835
• Mark: Land Rover
• Condition: Used
• OEM Part Number: LR058835
• Substitutable numbers: LR058835, FK72-25713-AA, FK7225713AA
• Location on the vehicle: Rear, Left
• Category: Car Glass

Purpose and body fitment

The presented window is designed specifically for the rear left part of the body in the five-door version of the Land Rover Discovery L550. Its placement in the rear area affects the lateral stiffness of the body, and the correctly selected shape and edge profile allow for precise fitting with the door frame and seals. This maintains the proper body geometry, which reduces the risk of stress and unwanted noise while driving.

Technical characteristics of AS2 glass

Glass marked with the AS2 class meets the requirements for light transmission and mechanical resistance for side and rear windows. This type of window:

• ensures an appropriate level of transparency, improving the comfort of observing the surroundings from the rear of the vehicle,
• is adapted to operate in variable weather conditions,
• maintains dimensional stability, which facilitates correct installation in factory mounting points.

By maintaining the AS2 standard, the window works with original seals and mounting elements, which reduces the risk of leaks and improper load distribution on the body.

Benefits of using an original Land Rover window

The original rear left window for the Discovery L550 has been developed to maintain factory-quality handling and comfort. Key advantages include:

• Factory fitment – the geometry and thickness of the glass are consistent with the manufacturer's design, which facilitates installation and minimizes the need for additional adjustments.
• Consistent body aesthetics – the glass tint and edge line are matched to the styling of the Discovery L550 model, ensuring the vehicle maintains a uniform appearance of the side body section.
• Stable performance parameters – the appropriate glass structure supports proper acoustic insulation and reduces the transmission of vibrations to the vehicle interior.

Choosing an original element from the Car windows category allows you to avoid compatibility issues that often arise when using random replacements.

Practical installation and maintenance tips

The rear left window in the Discovery L550 operates in an area exposed to variable thermal loads and vibrations from the suspension and body. For this reason, it is worth paying attention to:

• thorough cleaning of the door frame and mounting sockets before installation,
• using appropriate tools to seat the window so as not to introduce point stresses,
• checking the condition of seals and clips – their wear can lead to leaks or rattling while driving.

A correctly installed rear left window supports the lateral stiffness of the body and helps maintain the proper level of acoustic comfort in the interior, which is particularly important in Land Rover class vehicles.

Expanding the window system in Land Rover Discovery

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

Why choose a used original

In the premium car segment, to which Land Rover belongs, used original components often represent a reasonable compromise between cost and quality. They maintain factory fitment parameters while allowing you to reduce expenses related to body repair. If you want to better understand how to consciously choose such components, the following article will be helpful: Crisis in the new parts market? Why used originals for premium cars are the hottest trend in 2026.

Additional arguments for choosing a used OEM part are provided by the guide 5 reasons why a used OEM part is a better choice than a replacement, which discusses practical selection criteria and typical differences between originals and replacements.