Land Rover Discovery Sport L550 Door Window Seal Rear Right O/S FK72-250A20-A

The Land Rover Discovery L550 Rear Right Door Window Seal is a precisely profiled body component designed for the watertight sealing of the rear right door window. It ensures stable window seating, reduces wind noise, and protects the interior from water and dirt, contributing to acoustic comfort and proper operation of the window lifting mechanism.

Specifications and technical data

• SKU: FK72-250A20-A
• Mark: Land Rover
• Condition: Used
• OEM Part Number: FK72-250A20-A
• Substitutable numbers: FK72-250A20-A, FK72250A20A, FK72250A20AA, FK72-250A20-AA, LR058559
• Location on the vehicle: Rear, Right
• Part type: Window Seal
• Category: Window Seals, Gaskets & Trims

Purpose and Function in the Vehicle

This seal is dedicated to the rear right door window of the Land Rover Discovery L550 model, ensuring correct fit to the door frame shape and window guide. Its appropriately profiled cross-section minimizes lateral play, stabilizes the window during driving, and reduces vibrations, which is important for both the durability of the mechanism and passenger comfort.

This part belongs to the Window and Trim Seals group, responsible for the sealing of the side window areas. A properly selected seal limits moisture ingress into the door, helping to protect body panels and moving components of the window lifting mechanism from accelerated corrosion.

Benefits of Using an Original Seal

Using the factory window seal in the Land Rover Discovery L550 allows you to maintain the parameters intended by the vehicle manufacturer. Key benefits include:

• stable vertical and horizontal window guidance,
• reduction of wind noise at higher speeds,
• better protection of the door interior from water and dirt,
• reduced risk of jams and overloads in the window lifting mechanism.

By maintaining the correct profile and material hardness, the seal works seamlessly with the factory guides and door frame, facilitating installation and avoiding problems typical of imprecisely shaped aftermarket parts.

Characteristics of a Used Part

The offered seal is a used part, meaning it has been removed from a vehicle but is still suitable for further use. This type of component is a good choice when you want to maintain original geometry and compatibility while optimizing repair costs. A used rear right door window seal allows you to restore proper window operation without the need to invest in a new part.

Selection and Technical Compatibility

This seal is designed specifically for the rear right side of the body, so when selecting it, pay attention to its placement on the vehicle and the car model. In practice, this means:

• maintaining the correct installation direction (rear, right side),
• compatibility with the door construction of the Land Rover Discovery L550,
• proper adherence to the door frame and window edge.

This ensures that after installation, you can expect the restoration of factory-level sealing and correct cooperation with the existing window lifting mechanism.

Expanding Service Scope

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

Practical Installation and Operational Tips

During installation, it is advisable to clean the guide channel in the door and the window edge of any deposits and old grease. This facilitates seal seating and reduces the risk of later jams. After replacement, it is recommended to fully lower and raise the window several times to check for smooth operation and to verify that the seal is not causing excessive resistance.

For drivers interested in a broader approach to maintaining their vehicle in good condition, including optimal cooling system performance in challenging thermal conditions, the guide Summer Heat vs. Cooling System: Used Radiators and Fans Guarantee Savings may be helpful, describing practical aspects of operating and selecting used components.