BMW 7 SERIES E65 E66 Door lock with motor actuator left front passenger side N/S

BMW 7 SERIES E65 E66 Door lock with motor actuator left front passenger side N/S is an original component from the Locks and latches category, designed for installation on the front passenger side. It ensures precise interaction between the mechanical lock and the electric motor, resulting in reliable locking and unlocking of the door and proper operation of the central locking system. This solution is dedicated to BMW 7 Series E65/E66 models, guaranteeing a perfect structural fit.

Specifications and technical data

• SKU: 7202125
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7202125
• Substitutable numbers: 51217202125, 7202125, 51217169237 51217028907, 7169237, 7028907
• Location on the vehicle: Front, Left
• Category: Exterior Locks & Lock Hardware

Purpose and fitment for BMW 7 E65/E66

The presented door lock with a built-in actuator is designed specifically for the front left door (passenger side) in the BMW 7 Series E65/E66 generation. The vehicle placement is clearly defined, which facilitates the selection of the correct component when repairing the locking system. By using the original BMW design, factory mounting points and the geometry interacting with the handle, rods, and electrical installation are maintained.

Construction and function of the lock with motor

The component combines a mechanical door lock and an integrated electric actuator responsible for the central locking operation in one housing. This configuration:

• ensures consistent locking and unlocking operation via the remote control and central locking system,
• reduces the number of separate components in the door, which facilitates service,
• maintains proper cooperation with the factory BMW comfort electronics.

As a result, replacing the complete lock with the motor is often the fastest and most predictable way to resolve issues with opening or closing the passenger side door.

Benefits of using an original BMW lock

Using an original door lock with an actuator in a BMW 7 E65/E66 provides a number of practical benefits:

• Factory fit – maintaining the original geometry and mounting points minimizes the risk of play, rattling, or improper door closing.
• Proper cooperation with electronics – the lock is adapted to work with the comfort and central locking modules used in this generation of BMW.
• Stable actuator operation – the integrated motor is structurally matched to the lock mechanism, which promotes smooth operation and predictable response to control signals.

Condition, origin, and service application

The offered door lock with an actuator is a used part, sourced from a dismantled BMW vehicle. This type of part is particularly useful in situations where there are symptoms such as no response from the central locking on one door, problems with locking on the passenger side, or irregular opening of the door from the inside and outside. Replacing the complete lock often allows for restoring proper functionality without the need to interfere with the electrical installation.

Identification and part number compatibility

The product has an assigned OEM part number and interchangeable numbers, which facilitates verification of compatibility with a specific BMW 7 E65/E66 equipment version. Before purchasing, it is worth comparing the markings with the currently installed lock or the manufacturer's specification to confirm full compatibility. This ensures that the selected component will work with the existing lock system and vehicle electronics.

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.

Additional information on the cost-effectiveness of using dismantled parts and practical aspects of selecting used components can be found in the article Used car parts – a way for style and savings, which discusses how to combine reasonable costs with maintaining appropriate component quality.