Land Rover Discovery Sport L550 Door Lock Catch Latch Rear Right O/S LR078746

Land Rover Discovery Sport L550 Door Lock Catch Latch Rear Right O/S is an original component from the Internal locks and latches group, designed for installation in the rear right part of the vehicle body. The precise construction of the lock ensures proper cooperation with the handle mechanism, latch, and central locking system, which translates into safe and predictable door operation in daily use.

Specifications and technical data

• SKU: LR078746
• Mark: Land Rover
• Condition: Used
• OEM Part Number: LR078746
• Substitutable numbers: LR078746, CPLA26412GG, CPLA-26412-GG
• Location on the vehicle: Rear, Right
• Category: Interior Locks & Lock Hardware

Purpose and function of the lock

The presented lock is dedicated to the rear right door wing in the Discovery Sport L550 model. It is responsible for the mechanical locking of the door, cooperation with rods and handles, and for the correct closing of the wing against the body. A properly selected lock eliminates problems with improper closing, door bouncing, or unstable holding in the closed position.

The component has been designed in accordance with the factory standards of the Land Rover brand, thanks to which it maintains the correct geometry of the mounts, the position of the catches, and compatibility with the factory wiring and door equipment.

Construction and fitment for Land Rover Discovery Sport L550

The rear right door lock in the Discovery Sport L550 is a multi-element construction, integrating the mechanical part and elements cooperating with the locking system. The arrangement of the mounting holes and the shape of the body are matched to the factory door panel, which facilitates installation and allows for the use of original screws and mounts.

Key fitment features:

• dedicated placement in the rear right door zone,
• compatibility with the factory handle and rod mechanism,
• maintaining the correct position of the latch relative to the body pillar.

Thanks to this, the lock works stably after installation, without the need for interference with the door or body structure.

Condition, verification, and benefits of using a used part

The offered lock is a used component, which allows for economical repair while maintaining the original manufacturer's specification. Parts of this type are often chosen in the case of post-accident repairs, replacement after operational wear, or in case of problems with the operation of the central locking in one door wing.

Using an original lock from disassembly brings a number of practical benefits:

• factory fitment to the Discovery Sport L550 door structure,
• no need for mount adaptation or installation modifications,
• maintaining consistency of operation with other locks in the vehicle.

Installation and technical aspects

The lock intended for the rear right side of the vehicle allows for direct replacement of the damaged element in this zone. During installation, it is recommended to:

• remove the door upholstery while preserving factory clips and seals,
• check the condition of the rods, internal and external handle,
• verify correct door locking after initial tightening of the screws,
• test the lock operation using the central locking and manual closing.

Such an approach minimizes the risk of re-disassembly and allows for quick verification of whether the problem with closing or locking has been effectively removed.

Application in the vehicle safety system

A functional rear door lock is important not only for utility but also for safety. It is responsible for keeping the door in the closed position while driving, as well as for the proper operation of the lock during parking. In combination with other locks and central control, it creates a coherent system protecting the vehicle interior.

In case of symptoms such as difficulties with opening, lack of response to control, or automatic unlocking, replacing the lock with a functional element dedicated to the Discovery Sport L550 is the recommended service solution.

If you are planning a comprehensive repair or modernization of the door zone in your Land Rover and need other elements from the same group, such as locking mechanisms, internal locks, or additional locking elements, check the available parts in the Land Rover internal locks and latches category.