Audi A3 8P A4 B7 Trunk Lock Tailgate Boot Lock Mechanism Rear 8E0827573D

Audi A3 8P A4 B7 Trunk Lock Tailgate Boot Lock Mechanism Rear is an original component from the Tailgates and rear parts group, designed for installation in the rear section of the vehicle body. The mechanism is responsible for securely locking and unlocking the tailgate, which directly impacts the safety of transported cargo and the daily comfort of using your Audi vehicle.

Specifications and technical data

• SKU: 107827573D
• Mark: Audi
• Condition: Used
• OEM Part Number: 107827573D
• Substitutable numbers: 107827573D, 107 827 573 D, 8E0827573D, 8E0 827 573 D
• Location on the vehicle: Rear
• Category: Boot & Hatch Lids

Purpose and function of the lock mechanism

The presented tailgate lock mechanism has been designed specifically for operation in the rear body zone, where it is responsible for the stable closing of the trunk lid. A properly functioning lock ensures:

• secure locking of the tailgate while driving,
• proper cooperation with the opening and closing system,
• protection of the luggage compartment against accidental opening.

Thanks to its fitment to the specific design of the Audi rear body section, the mechanism operates in a predictable manner and maintains the correct closing geometry of the tailgate.

Compatibility and fitment for Audi

The lock mechanism has been developed with Audi models from the A3 8P and A4 B7 families in mind, which translates into proper alignment with factory mounts and tailgate components. This means that:

• mounting points correspond to the original holes in the body,
• the mechanism works with standard linkages and levers,
• there is no need for structural modifications in the rear part of the vehicle.

Such fitment reduces installation time and minimizes the risk of adjustment issues after replacement.

Characteristics of the used component

The offered mechanism comes from disassembly, which allows for maintaining the original manufacturer's specifications while reducing repair costs. A used part of this type is particularly beneficial when you want to:

• preserve the factory design of the tailgate lock,
• obtain a part with parameters consistent with solutions used by Audi,
• economically restore the full functionality of the rear tailgate.

The tailgate lock mechanism is a wear-and-tear component that may degrade over time; using an original, pre-owned part allows you to restore the proper operation of the locking system without interfering with the body structure.

Benefits of using an original mechanism

Using an original lock mechanism in the rear section of an Audi vehicle translates into a number of practical benefits:

• Stable tailgate closing – proper locking reduces vibrations and unwanted noises while driving.
• Trouble-free trunk operation – the tailgate opens and closes in a predictable manner, which improves the daily comfort of using the car.
• Preservation of factory solutions – no need to adapt replacements with different geometry or locking force.

Thanks to this, replacing a worn-out lock with an original mechanism is a sensible solution from both a technical and functional perspective.

Expanding the repair of the Audi rear body section

If you are planning a comprehensive repair or upgrade of the rear zone in your Audi and need other elements from the same group, such as tailgate hinges, lift supports, or lid seals, check out the available parts in the Audi tailgates and rear parts category.

If you are considering a wider use of components from disassembly and want to better assess when used parts are a good choice, the article describing the second life of electronics and other elements may be helpful – more information can be found in the material The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?.