Description
The Land Rover Discovery Sport L550 Left Rear Window Regulator Seal is an original body part designed for installation in the left rear door. It ensures proper window guidance, reduces cabin noise, and helps maintain the seal and stable operation of the window lifting mechanism.
Specifications and technical data
- SKU: LR058556
- Mark: Land Rover
- Condition: Used
- OEM Part Number: LR058556
- Substitutable numbers: LR058556, FK7225767AA, FK72-25767-AA
- Location on the vehicle: Rear, Left
- Part type: Window Run Channel
- Category: Window Seals, Gaskets & Trims
Vehicle Application and Function
The presented window seal and guide strip is specifically designed for the Land Rover Discovery Sport L550 model, intended for the left rear side of the vehicle. It is responsible for stable window guidance within the regulator, limiting lateral play, and reducing vibrations during driving.
A correctly selected regulator seal:
- stabilizes the window during raising and lowering, reducing the risk of it becoming crooked,
- limits air drafts and wind noise at higher speeds,
- supports body sealing around the left rear window, contributing to acoustic comfort and interior protection.
Construction and Technical Characteristics
The left rear window regulator seal is a component precisely fitted to the geometry of the Discovery Sport L550 door. Its profile has been developed to work with the factory window lifting mechanism and door frame, ensuring proper contact along the entire edge of the glass.
Key construction features:
- dedicated profile shape tailored to the left rear body section,
- precise vertical window guidance, which reduces the load on the lifting mechanism,
- designed to factory Land Rover tolerances, facilitating installation and ensuring consistent fitment.
Condition and Service Application
This part is a dismantled item offered as a used part, providing a cost-effective service solution for users seeking original components at a reasonable price. This type of seal is particularly useful for:
- collision repairs involving the left rear door,
- addressing leaks and noises around the window,
- restoring the window lifting mechanism when the existing regulator is worn or deformed.
Benefits of Using an Original Seal
Using an original window regulator seal in the Discovery Sport L550 allows for the preservation of factory window operating parameters and vehicle comfort. Compared to aftermarket alternatives, a correctly selected OEM part ensures:
- better fitment to the door frame, resulting in even glass contact,
- consistency with other body components, including seals and trim,
- stable window guidance over the long term of use.
Selection and Additional Information
When selecting this window seal and guide strip, pay attention to its placement on the vehicle – this part is specifically for the left rear side, which is crucial for correct installation and window operation. If you have doubts about matching the part by OEM number or other markings, a guide on verifying parts by numbers may be helpful – you can find it in the article Online Parts Shopping Without Risk – 5 Ways to Verify Compatibility by OEM Numbers.
If you are looking for other Land Rover window seals and guides for your vehicle, check out the dedicated category: Land Rover Window Seals and Guides, where you will find a wide selection of body parts tailored for various models of this brand.






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