Door Lock BMW F40 G20 G21 G28 G80 M3 Rear Door Right O/S Lock 7445054

Door Lock BMW F40 G20 G21 G28 G80 M3 Rear Door Right O/S Lock is an original component from the Locks and Latches group, designed for installation in the rear right section of the vehicle body. It ensures precise cooperation with the factory door opening and locking mechanism, maintaining the proper level of safety and user comfort. This solution is particularly beneficial for professional bodywork and locking system repairs in modern BMW models.

Specifications and technical data

• SKU: 7445054
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7445054
• Substitutable numbers: 7445054, 51227445054
• Location on the vehicle: Rear, Right
• Category: Exterior Locks & Lock Hardware

Purpose and function of the lock

The presented lock is dedicated to installation in the rear right part of the vehicle, where it is responsible for mechanical locking and cooperation with the door opening system. The design, intended for specific BMW generations, allows for maintaining factory mounting geometry, correct cable routing, and proper operation of the handle and locking mechanism. Thanks to this, the lock is suitable both for standard replacement of a damaged component and for more extensive post-accident repairs.

Original origin and BMW fitment

As a BMW brand part, the rear right door lock has been designed to maintain compliance with the manufacturer's factory standards. This means proper fitment with the door panel, correct positioning relative to the pillar, and compatibility with standard wiring harnesses and internal equipment. Its original origin reduces the risk of installation problems, play, or improper closing, which is important for both comfort and body sealing.

Technical characteristics and installation

The component is intended for operation in the rear right body zone, which facilitates the identification of the correct side of the vehicle when selecting parts. The lock works with the factory opening, locking, and door security system, maintaining the original operating characteristics of the mechanism. With proper installation, it is possible to:

• maintain the correct door closing force,
• ensure stable locking when closed,
• ensure proper cooperation with the external and internal handle,
• maintain the factory position of the door relative to the body.

This solution is particularly useful in body and mechanical workshops and for repairs where compliance with the manufacturer's technical documentation is required.

Part condition and service application

The offered lock is a used component, which allows for economical repair while maintaining the original BMW design. This type of part works well in situations where priority is given to compliance with the factory solution, while reasonable service costs are also important. Using an original lock in good technical condition reduces the need for modifications, adjusting mounts, or interfering with the door installation.

Application in BMW repairs and upgrades

The rear right door lock is used for typical locking mechanism failures, closing problems, or after accident damage. It is a part worth considering during a comprehensive reconstruction of the side body zone to restore full door functionality and proper operation of the locking system. If you are planning a wider range of work on the door opening and locking system, you may also consider other elements from the Locks and Latches group to maintain the consistency of the solutions used.

Technical support and service knowledge

When selecting and installing locking elements in BMWs, reliable knowledge about typical faults and the specific design of individual models is helpful. It is worth using technical materials and failure analysis, which facilitate repair planning and optimal part selection. For example, when working with popular BMW series, the article about BMW E90 engine failures and costly service surprises may be helpful, showing how important a conscious approach to vehicle operation and repair is.

For users and workshops that prioritize original solutions, Door Lock BMW F40 G20 G21 G28 G80 M3 Rear Door Right O/S Lock provides a solid basis for restoring the full functionality of the rear right door, while maintaining the manufacturer's factory standards and predictable operation of the locking mechanism.