BMW G20 Trunk Boot Lid Tailgate Pushbutton Lock System Trim Cover Panel 7405634

BMW G20 Trunk Boot Lid Tailgate Pushbutton Lock System Trim Cover Panel is an original tailgate opening control element designed for installation in the rear of the vehicle body. It allows for convenient, precise release of the trunk lock from outside the vehicle, ensuring comfortable operation of the tailgate. Thanks to its factory design, the component is perfectly matched to the body lines of the BMW G20 and is compatible with the factory lock and electrical system.

Specifications and technical data

• SKU: 7405634
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7405634
• Substitutable numbers: 7405634, 51247405634
• Location on the vehicle: Rear, Right, Left
• Category: Other Starters, Alternators, ECUs & Wiring

Function and application in the BMW G20

The button integrated into the tailgate handle is responsible for the electronic release of the trunk lock. The element is mounted in the rear of the vehicle, with the possibility of application on both the right and left side within the tailgate, according to the body design. This allows the driver and passengers to gain quick access to the luggage compartment without the need to use a key in the lock.

This solution is particularly important in daily vehicle use – it improves operating ergonomics while maintaining consistency with the factory locking and security system. Proper placement on the vehicle ensures a comfortable grip and intuitive operation every time the tailgate is opened.

Construction and body fitment

The design of the button-handle has been developed for the specific dimensions and geometry of the BMW G20 trunk lid, which translates into proper fitment with the paneling and seals. The element is prepared to work with factory mounts and the electrical harness, which facilitates installation in place of the previous part.

As a part from the BMW group, the component maintains the styling and operating mechanism characteristic of this brand. The used construction allows for an economical replacement of a damaged button while maintaining compliance with the vehicle's original system.

Benefits of using the original tailgate handle

Using a dedicated button-handle in the BMW G20 brings a number of practical benefits:

• preservation of the factory tailgate opening functionality,
• secure fitment to the rear of the body without modifications,
• consistency with the existing lock and electrical system,
• aesthetic finish consistent with the model's design line.

Thanks to this, replacing a damaged element with an original handle with a button allows you to restore the full functionality of the tailgate without compromising on ergonomics and appearance.

Installation area and practical tips

The element is intended for installation in the rear of the vehicle, in the trunk lid area, with the possibility of application on the right or left side according to the design of the specific BMW G20 unit. When replacing, it is recommended to:

• check the condition of the electrical harness leading to the handle,
• verify the correct operation of the lock after connection,
• check the seal around the installation area to avoid moisture ingress.

Such an approach allows for the permanent restoration of the trunk opening system's efficiency and limits the risk of repeated interference in this body area.

If you are planning a comprehensive repair or upgrade of the rear area in your BMW and need other elements from the same group, such as additional handles, covers, or small mounting components, check the available parts in the Other BMW category.

Technical support and vehicle development

Selecting the right body components, such as the trunk lid button-handle, is important not only for convenience but also for safety and operational reliability. A properly functioning opening mechanism reduces the risk of damage to the lock, wires, and tailgate paneling during daily use.

If you are interested in a broader context of structural differences between sports and standard versions of cars, including solutions in terms of drive, brakes, and chassis, it is worth reading the article Audi RS vs other models – what is hidden under the hood and chassis?, which shows how manufacturers design key vehicle systems and how this translates into the selection of spare parts.