Range Rover L405 Front Door Window Frame Seal Gasket Sealing Left N/S CK52-21596

Range Rover L405 Front Door Window Frame Seal Gasket Sealing Left N/S is a precisely fitted body component designed for installation on the driver's side in the front door. It is responsible for a tight seal between the window and the door frame, which translates into improved acoustic insulation, protection against water, and stable operation of the window lifting mechanism. Thanks to its factory geometry and profile, it provides a reliable service solution for Range Rover L405 users.

Specifications and technical data

• SKU: CK52-21596
• Mark: Range Rover
• Condition: Used
• OEM Part Number: CK52
• Substitutable numbers: LR049642, LR080131, CK5221596AH, CK52-21596-AH, CK5221596AG, CK52-21596-AG
• Location on the vehicle: Front, Left
• Part type: Window Seal
• Category: Window Seals, Gaskets & Trims

Purpose and function of the window frame seal

The presented seal has been designed specifically for the front left door of the Range Rover L405, taking into account the characteristic construction of the window frame in this model. It is responsible for:

• sealing the contact point between the window and the door frame at the front of the vehicle,
• limiting the ingress of water and contaminants into the door interior,
• reducing wind noise at higher speeds,
• stable guidance of the window in the track during opening and closing.

Thanks to the correct rubber profile and fit to the body shape, the seal supports the maintenance of acoustic comfort and improves the perceived ride quality in the cabin.

Benefits of using an original Range Rover seal

Choosing a window frame seal dedicated to the Range Rover L405 provides a number of practical operational advantages:

• Factory fit – geometry consistent with the original door frame minimizes the risk of leaks and problems with the window closing.
• Stable window mechanism operation – a properly selected seal reduces window movement resistance and decreases the load on the regulator.
• Improved ride comfort – proper sealing reduces wind noise and limits drafts in the cabin.
• Aesthetic finish of the window edge – maintaining a consistent appearance of the side body line.

This solution is particularly recommended when replacing a damaged, perished, or deformed seal, when noise, leaks, or problems with smooth window movement occur.

Installation characteristics and application

The seal is intended for installation in the front left door, in the window frame area. The design of the component allows for service replacement in place of the factory seal, without the need for body modifications. With proper installation, you achieve:

• restoration of the original seal integrity around the window,
• proper window adhesion after closing,
• maintenance of the correct window guidance geometry in the upper part of the door.

The product comes from the Window seals and trims segment, which means it has been designed to work in variable weather conditions and during frequent door opening and closing cycles.

Component condition and service application

The offered seal is a used item, which makes it an attractive option for repairs where reasonable cost is important while maintaining the original vehicle specification. This type of part will work well in situations where:

• the existing seal is mechanically damaged (cracks, tears, losses),
• there are leaks in the area of the upper door edge,
• excessive wind noise occurs when the door is closed,
• it is necessary to restore proper window guidance after bodywork repairs.

Selecting an original seal dedicated to a specific Range Rover model allows you to limit the risk of problems typical of universal profile replacements.

If you are planning a comprehensive repair or upgrade of the side glazing area in your Range Rover and need other components from the same group, such as additional frame seals, trim strips, or window guide seals, check the available parts in the Range Rover window seals and trims category.

Additional information and service tips

When replacing the front door window frame seal, it is worth paying attention to the condition of the guides, upholstery mounts, and window adjustment to fully utilize the potential of the newly installed component. Properly performed installation reduces the risk of recurring noise or leaks and allows you to maintain the vehicle's comfort for longer.

If you are considering a wider use of aftermarket components in your car and want to take a conscious approach to choosing used parts, you will find useful tips in the article Second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?.