Audi A3 S3 8Y Rear Boot Liner Edge Cap Support Bracket Lower Left N/S 8Y4863423

Audi A3 S3 8Y Rear Boot Liner Edge Cap Support Bracket Lower Left N/S is an original body component designed for installation in the rear section of the vehicle on the left side. This precisely fitted bracket ensures stable support for the boot liner edge, which translates into secure upholstery mounting and an aesthetic finish for the cargo area in Audi A3 and S3 8Y generation models.

Specifications and technical data

• SKU: 8Y4863423
• Mark: Audi
• Condition: Used
• OEM Part Number: 8Y4863423
• Substitutable numbers: 8Y4863423, 8Y4 863 423
• Location on the vehicle: Rear, Left
• Category: Other Car Parts & Accessories

Purpose and function of the component

The described lower left bracket operates in the rear part of the body, where it is responsible for supporting and guiding the boot liner edge. Thanks to its proper shaping and factory-fit to the body geometry of the Audi A3 / S3 8Y, the component helps maintain:

• a stable position of the boot liner at the edge,
• an even upholstery finish line on the left side,
• a reduction in unwanted play and material displacement while driving.

Such a solution is particularly important in vehicles used intensively, where frequent loading can cause stress within the boot upholstery.

Compatibility with Audi A3 / S3 8Y

The bracket has been designed specifically for the Audi A3 and S3 8Y generation platform, taking into account the characteristic construction of the rear body section. The location on the vehicle, defined as rear – left side, facilitates clear identification of the mounting position and minimizes the risk of error when selecting parts.

Original origin from the Audi group means maintaining factory dimensional tolerances, which translates into:

• secure fitment with adjacent upholstery and trim elements,
• no need for modifications or forced fitting,
• maintaining a consistent finish line for the boot interior.

Characteristics of the used component

The offered bracket is a used part, sourced from dismantling, which allows for economical repair while maintaining the manufacturer's original specification. This type of component is particularly useful for:

• local repairs after minor damage in the rear body section,
• replacing missing boot upholstery mounting elements,
• restoring the factory look of the interior after previous interventions.

Using an original bracket allows you to avoid problems typical of replacements, such as incomplete adhesion or difficulties with installation.

Benefits of using the original bracket

Choosing this element for the Audi A3 / S3 8Y brings a number of practical operational benefits:

• Stable liner mounting – reduces the risk of upholstery curling at the boot edge.
• Better edge protection – proper support reduces point loads on the material during loading.
• Consistent interior aesthetics – maintaining the factory finish line on the left side.
• Easier removal and reinstallation of upholstery during future service work.

For users who care about the visual and functional condition of the cargo space, this is a practical service solution that allows for restoring the original factory properties without excessive costs.

Related elements and further Audi topics

If you are planning a comprehensive repair or upgrade of the luggage area in your Audi and need other elements from the same group, such as additional brackets, edge covers, or upholstery mounts, check out the available parts in the Other Audi category.

For a broader look at the structural differences between sports variants and standard versions of the brand's models, including solutions in terms of body, chassis, and accompanying systems, it is worth reading the article Audi RS vs other models – what is hidden under the hood and chassis?, which helps to better understand Audi's design philosophy and facilitates informed part selection.