Audi A8 D4 4H Bottom Door Hinge Left N/S Foil Silver Metallic - Z7G 4H0831401

Audi A8 D4 4H Bottom Door Hinge Left N/S Foil Silver Metallic is an original body component from the gas springs, locks, hinges, and other parts category, designed for precise installation on the left side of the vehicle. Thanks to its factory origin, it ensures proper door operation geometry, stable guidance, and color consistency with the bodywork in the Foil Silver Metallic shade.

Specifications and technical data

• SKU: 4H0831401-FSI
• Mark: Audi
• Condition: Used
• OEM Part Number: 4H0831401
• Substitutable numbers: 4H0831401, 4H0 831 401
• Location on the vehicle: Left
• Color: Foil Silver Metallic - Z7G
• Category: Lift Supports, Latches, Hinges & Additional Parts

Purpose and function in the vehicle

The presented bottom hinge is dedicated to left-side installation in the Audi A8 D4 generation model. It is responsible for stable support of the door panel, correct operation during opening and closing, and maintaining the proper gap between the door and the body. The hinge construction is designed to handle the significant weight of the luxury sedan's doors, which translates into smooth movement and reduced stress in the mounting area.

Color and body fitment

The component is finished in the factory color Foil Silver Metallic – Z7G, which allows for visual consistency in the pillar and door edge area. In the case of post-accident repairs or replacing a worn hinge, this reduces the need for additional painting, provided that the other body elements retain the same paint code. This allows the repair to be performed faster, while maintaining aesthetics consistent with the original Audi finish.

Performance characteristics

The bottom left door hinge in the Audi A8 D4 operates under demanding conditions – it carries loads resulting from the door weight, frequent opening, and body vibrations. The original construction ensures:

• stable door guidance throughout the entire range of motion,
• proper support in the lower part of the door panel,
• reduction of play and rattling in the mounting area,
• correct closing without excessive force.

By maintaining factory mounting parameters, the hinge works in harmony with other door system components, such as the lock, check strap, or seals, which facilitates adjustment and service.

Condition and benefits of using a used part

The offered hinge comes from dismantling and has the status of a used original Audi part. For the user, this means the ability to maintain factory build quality while reducing repair costs compared to a new component. In the case of door hinges, it is particularly important to maintain the original geometry and rigidity, which affects closing comfort and paint durability in the edge area.

Choosing a verified component from the secondary market also supports the circular economy – it reduces waste and the demand for the production of new components. If you want to better understand how using parts from dismantling affects the environment and service costs, read the article: Circular economy in your garage – how choosing used parts from dismantling really supports environmental protection and your wallet?.

Support with selection and other items from this group

When replacing a door hinge in an Audi A8 D4, it is worth paying attention to the general condition of the mounting area, the operation of the lock, and other components responsible for opening and closing. If you are planning a comprehensive repair or upgrade of the door and lock area in your Audi and need other elements from the same group, such as locks, actuators, or additional hinges, check the available parts in the Gas springs, locks, hinges, and other Audi parts category.