BMW X5 E53 Door Lock Rear Right O/S Latch Catch Mechanism Actuator 8402602

BMW X5 E53 Rear Right Door Lock is a component from the Locks and Latches group, designed for the rear right side of the body. It ensures the proper operation of the door locking and unlocking mechanism, which translates to safe vehicle use and stable compatibility with factory BMW electronics. This is a solution dedicated to drivers who expect a proven, structurally matched part for their X5 E53.

Specifications and technical data

• SKU: 8402602-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8402602
• Substitutable numbers: 8402602, 51228402602
• Location on the vehicle: Rear, Right
• Category: Exterior Locks & Lock Hardware

Purpose and Function of the BMW X5 E53 Door Lock

The presented lock is designed for installation in the rear right part of the body, ensuring precise interaction with the door structure and factory wiring. It is responsible for the mechanical locking and unlocking of the door leaf, as well as the correct positioning of the lock bolt relative to the body pillar. A properly selected component of this type reduces the risk of play, incomplete door closure, or incorrect central locking operation.

Construction and Compatibility with the Locking System

The door lock from this reference is constructed as a component that works with the factory handle mechanism, rods, and the BMW central locking control system. The appropriate placement of mounting points and the shape of the housing allow for installation in the original mounting holes without the need for bodywork modifications or adaptations. This maintains the cohesive operation of the entire locking system, and the rear passenger-side door retains its factory closing characteristics.

Benefits of Using an Original Door Lock

Using a lock dedicated to the BMW X5 E53 on the rear right side allows for maintaining the correct door operation geometry and stable locking while driving. This is particularly important for the heavier doors of an SUV, where precise fit impacts acoustic comfort, absence of rattles, and proper seal function. A properly selected lock also supports correct interaction with the central locking and security system, which is important for both safety and convenience in daily operation.

Installation and Operational Characteristics

The component is intended for installation in the rear area, on the right side of the vehicle, which simplifies the identification of the correct part during repairs. Installation involves replacing the existing door lock, using the factory mounting points and standard connections to the handle mechanism and rods. Precise fit to the BMW body reduces adjustment time and allows for quick restoration of full functionality to the rear passenger door.

Why Choose an Original BMW Part

Choosing a door lock dedicated to a specific BMW X5 E53 model minimizes the risk of compatibility issues that can arise with universal parts. The original design ensures compliance with factory tolerances, which translates to stable mechanism operation in the long term. This solution is particularly beneficial for repairs of vehicles equipped with advanced comfort and security systems, where the correct operation of the lock affects the entire system's performance.

If you are planning a comprehensive repair or upgrade of the door locking area in your BMW and need other components from the same group, such as latch mechanisms, lock cylinders, or strikers, check the available parts in the BMW Locks and Latches category.

For users interested in a broader approach to selecting used components, including those related to control electronics and security systems, the Global Parts guide may be helpful – find more information in the article Used Car Electronics Onboard – Why Choose Second-Hand ECU Modules and Sensors?.