Range Rover L405 Upper Door Seal Gasket Rubber Rear Left N/S CK52-250A21-A

The Left Rear Door Top Seal for Range Rover L405 is an original part from the Window Seals and Trim category, designed for installation on the rear left side of the body. It ensures a tight seal between the window and the door, reducing noise, water ingress, and vibrations during driving.

Specifications and technical data

• SKU: CK52-250A21-A
• Mark: Range Rover
• Condition: Used
• OEM Part Number: CK52-250A21-A
• Substitutable numbers: LR051544, CK52-250A21-A, CK52250A21A
• Location on the vehicle: Rear, Left
• Part type: Window Seal
• Category: Window Seals, Gaskets & Trims

Seal Purpose and Function

The presented Left Rear Door Top Seal for Range Rover L405 is designed as a factory component, tailored to the door and window frame structure. Its purpose is to:

• Seal the top edge of the door in the area of the window and body frame,
• Reduce wind noise at higher speeds,
• Protect the interior from water and moisture in the left rear door area,
• Stabilize the window along the frame perimeter.

Its placement on the vehicle is limited to the rear left side, which simplifies the selection process when replacing a damaged or worn seal.

Construction and Fit for Range Rover L405

The seal is made of flexible rubber material, ensuring appropriate elasticity and fit to the door frame shape. The rubber profile has been developed to work with the factory mounting points in the Range Rover L405, resulting in:

• Precise fit to the door edge without the need for modifications,
• Even pressure along the entire length of the top frame section,
• Stable seating in the original guides and clips.

This ensures a predictable installation process, and after installation, the seal functions like a factory-fitted component.

Benefits of Using an Original Seal

Using the original Left Rear Door Top Seal for Range Rover L405 helps maintain the vehicle's body performance at the proper level. Key benefits include:

• Maintaining factory cabin sealing in the rear left door area,
• Reducing drafts and noise in the window area, improving acoustic comfort,
• Protecting upholstery and door components from moisture,
• Ensuring proper window mechanism operation through correct frame guidance.

A part from this category is particularly important in Range Rover class vehicles, where driving comfort and acoustic insulation are significant aspects of operation.

Condition, Service Application, and Part Selection

The seal is a used part intended for reinstallation as a service component. It is suitable for:

• Replacing a damaged or leaking seal on the left rear door,
• Restoring body sealing after bodywork and paint repairs,
• Reducing noise and vibrations in the passenger cabin.

It is always advisable to confirm the part selection based on the vehicle's technical specifications to ensure full compatibility with the body version and door configuration.

Range Rover Window Seals and Trim – Offer

If you also need other Range Rover Window Seals and Trim, check out the dedicated category in our store: Range Rover Window Seals and Trim. You will find a wide selection of parts designed for various models of this brand.

More About Choosing Used Parts

Want to better understand how to select used body parts and other service components? We encourage you to read our guide: Best Used Car Parts – A Guide to the Most Frequently Chosen Original Parts, where we discuss practical selection criteria and technical aspects important when purchasing parts from the secondary market.