Door Lock BMW X3 F25 X4 F26 Front Right O/S Latch Mechanism Actuator 7318412

Right Front Door Lock for BMW X3 F25 / X4 F26 is an original locking mechanism with a built-in actuator, designed for installation on the passenger side. This component from the Locks and Latches category ensures proper closing, locking, and unlocking of the door, maintaining the factory level of vehicle safety and user comfort. A used BMW component allows for an economical yet precise repair of your car's locking system.

Specifications and technical data

• SKU: rhd-7318412
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7318412
• Substitutable numbers: 7318412, 51217318412, 7202144, 51217202144, 7154620, 51217154620, 7318422, 51217318422, 4389472, 51214389472, 7154622, 51217154622, 7167072, 51217167072, 7283630, 51217283630, 7167078, 51217167078, 7036168, 51217036168, 7059968, 51217059968, 7202150, 51217202150, 7167066
• Location on the vehicle: Front, Right
• Category: Exterior Locks & Lock Hardware

Purpose and Function of the BMW X3 F25 / X4 F26 Door Lock

The presented lock mechanism is intended for installation on the front right door of BMW X3 F25 and BMW X4 F26 models. It is responsible for:

• mechanical locking and unlocking of the door from the body side,
• cooperation with the central locking system and remote control,
• proper operation of the external and internal door handles,
• maintaining the door in a stable position while driving.

Thanks to its original BMW design, the lock integrates with the factory electrical system and comfort electronics, which reduces the risk of system errors and coding issues.

Mechanism Construction and Advantages of the Original Solution

The mechanism combines a mechanical part and an electric actuator within a single housing. This design ensures:

• consistent operation of all door locking and unlocking functions,
• proper cooperation with the central locking system,
• maintenance of factory operating parameters and performance characteristics.

The original BMW lock is designed for the specific geometry of the doors and body of the X3 F25 / X4 F26 models, which translates to proper fitment, stable mounting, and predictable performance in daily use.

Vehicle Placement and Installation Aspects

The component is designed for installation on the front – right side. Correct placement is crucial for:

• proper routing of the internal and external handle linkages,
• correct positioning of the wiring harness within the door,
• seamless cooperation with the comfort module and central locking system.

In most cases, replacing the lock involves removing the door trim, disconnecting the linkages and electrical connectors, and then installing the used mechanism in place of the damaged one. Using an original solution minimizes the need for modifications and simplifies installation.

Benefits of Using an Original BMW Door Lock

Using a factory lock mechanism in the BMW X3 F25 / X4 F26 offers a range of practical benefits:

• Compatibility with Body and Electronics – perfect fit for the door structure and vehicle systems.
• Stable Central Locking Operation – proper locking and unlocking without delays or jamming.
• User Safety – secure door closure while driving and stationary.
• Economical Repair – a used OEM part helps reduce costs compared to a new part, while retaining the original technical solution.

BMW Locks and Latches – Selecting the Right Component

If you need other BMW locks and latches for your car, check out the BMW locks and latches available in our store to select the correct mechanism for your specific model and body version.

When considering the purchase of a used door lock, it is also worth familiarizing yourself with tips on choosing original parts from dismantling – more information can be found in the article used Mercedes parts – original parts from dismantling, which discusses the practical aspects of using aftermarket OEM components.