Description
Door Lock BMW X3 G01 X4 G02 Rear Right O/S Latch Catch Mechanism is an original locking mechanism designed for the factory locking system in these models. This component from the Locks and Latches category is responsible for the precise locking and unlocking of the door, ensuring proper integration with the vehicle’s electronics and daily operational comfort. By maintaining the specific BMW design, the part ensures consistent performance of the entire locking system.
Specifications and technical data
- SKU: 7473160
- Mark: BMW (Genuine OE)
- Condition: Used
- OEM Part Number: 7473160
- Substitutable numbers: 7473160, 51227473160
- Location on the vehicle: Rear, Left
- Category: Exterior Locks & Lock Hardware
Purpose and function in the vehicle
The presented lock mechanism is dedicated to the rear, right side of the body in the BMW X3 G01 and BMW X4 G02. It is responsible for mechanical door locking and works in conjunction with the factory central locking system, as well as the exterior and interior door handles. A correctly selected lock guarantees:
- stable door closing without looseness or jamming,
- secure retention of the door in the closed position while driving,
- proper response to signals from the remote control and central locking,
- consistent operation with the vehicle’s factory security systems.
Construction and compatibility with the BMW system
The mechanism has been designed as a component of the BMW Locks and Latches system, which means it fits the original mounting points in the door and the factory wiring harness. The construction includes a set of gears and latches that work with the handle rods and the central locking actuator. As a result:
- installation is performed using existing mounting holes in the door,
- there is no need for bodywork modifications or adapter brackets,
- the factory operating geometry of the handle and latch is maintained,
- the mechanism works with the original comfort control system.
Proper matching to the specific side of the vehicle (rear, right) is crucial for the correct operation of the rods and levers inside the door.
Condition, verification, and installation recommendations
The item is offered as a used part, which in practice means maintaining the original BMW specification at a more favorable cost compared to a new replacement. Before installation, it is recommended to:
- check the mechanism’s operation on a workbench (smooth locking and unlocking),
- verify the electrical connector and the condition of the pins,
- inspect the condition of the rods and guides within the vehicle door itself,
- have the installation performed by a person with experience in BMW door trim assembly.
A correctly installed lock restores door locking and opening functionality to a level consistent with the manufacturer’s factory specifications.
Benefits of using an original BMW lock
Using an original lock mechanism in the BMW X3 G01 / X4 G02 allows for maintaining the consistency of the entire vehicle security system. The most important advantages include:
- factory fitment to the door structure and electrical harness,
- preservation of the handle and latch operating characteristics intended by the manufacturer,
- reduction of the risk of communication errors with comfort modules,
- possibility of subsequent diagnostics using standard BMW service tools.
For the user, this means stable central locking operation, predictable door behavior during daily use, and the maintenance of vehicle value through the use of components consistent with factory specifications.
Part selection and additional information
When selecting a lock for a specific BMW vehicle, it is worth paying attention to the installation side, body generation, and compatibility with the existing comfort system. In case of doubt, it is helpful to compare the shape of the housing, the position of the mounts, and the type of electrical connector with the part currently installed in the vehicle. For an informed choice between new, replacement, and used parts, it is worth reading the guide Original, replacement, or used – which car parts are the most cost-effective?, which discusses the differences in cost, quality, and fitment.
If you are planning a comprehensive repair or upgrade of the door and lock area in your BMW and need other components from the same group, such as locking mechanisms, cylinders, or central locking actuators, check the available parts in the BMW Locks and Latches category.






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