BMW 5 Series E60 E60N E61 E61N LCI Opening Front Right O/S Door Lock Key 7127800

The Front Right Door Lock with Key Cylinder for BMW 5 Series E60 / E60N / E61 / E61N LCI is an original component of the locking mechanism, designed for passenger side installation. Thanks to its factory BMW construction, it ensures precise cooperation with the key and proper operation of the central locking and door opening from the outside.

Specifications and technical data

• SKU: 7127800-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7127800
• Substitutable numbers: 51217127800, 7127800
• Location on the vehicle: Front, Right
• Category: Other Interior Parts & Accessories

Purpose and Fitment for BMW 5 Series

The presented lock is dedicated to models BMW 5 Series E60, E60N, E61, E61N after facelift (LCI), in the version installed on the front right side of the body. The construction has been developed for factory mounting points in the door, which allows for maintaining the original geometry of the handle, rods, and locking mechanism.

The component is prepared for cooperation with the exterior handle and key cylinder, thus enabling standard, mechanical door opening, even in emergency situations (e.g., with a discharged battery). Proper fitment to the specific side of the body reduces the risk of play, leaks, or improper door closing.

Door Lock Construction and Function

The front right door lock in the BMW 5 Series is responsible for several key operational functions:

• mechanical locking and unlocking of the door leaf from the body pillar,
• transferring motion from the exterior handle and key cylinder to the locking mechanism,
• cooperation with rods and central locking control elements,
• ensuring stable door closure without excessive play.

Thanks to its factory BMW construction, the lock maintains its proper operating characteristics – perceptible resistance when turning the key, secure locking, and repeatable operation in daily use. This is particularly important in premium cars, where door handling comfort and mechanism precision directly impact the perceived quality of the vehicle.

Condition, Origin, and Benefits of Choosing a Used Part

The offered lock comes from the original BMW line and is a used component, meaning it has been previously operated in a vehicle but retains the functionality required for further use. Unlike low-quality aftermarket replacements, an original component ensures compliance with factory tolerances, proper fit with the door panel, and predictable performance over a longer period.

Choosing a used OEM lock is a cost-effective yet technically safe solution, especially for operational repairs after mechanical damage, door interventions, or issues with passenger-side locking. Installing a factory part minimizes the need for modifications and helps maintain the original equipment standard.

Installation in the Front Right Door Area

The lock is designed for installation in the front right door, in the area responsible for passenger safety and comfort. Installation involves seating the component in the factory mounting points inside the door panel, connecting the rods, and – depending on the vehicle's configuration – integrating it with the central locking control system.

When replacing, it is recommended to follow the order of door trim removal, handle the wiring harness carefully, and check the proper operation of the handle and key cylinder before final reassembly of the panel. A correctly installed lock should ensure smooth door opening and closing without sticking, and even closure with standard closing force.

Technical Support and Related Content

If you are planning a comprehensive repair or upgrade of the body and door area in your BMW and need other parts from the same group, such as locks, handles, or locking mechanisms, check the available parts in the Other BMW category.

To compare the operational characteristics of different sports car designs and their components, including drivetrain and braking systems, you can read an article on our blog: Audi RS vs. Other Models – What Lies Under the Hood and Chassis?, which illustrates the importance of appropriately selected components in high-performance vehicles.