Audi TT 8J A2 8Z Door Key Hole Cap Driver's Side Brilliant Red - Y3J 3B0837879A

Audi TT 8J A2 8Z Door Key Hole Cap Driver's Side in Brilliant Red - Y3J is a practical component from the Doors and door panels group, designed for installation on the front part of the vehicle body on the driver's side. This solution allows for an aesthetic covering of the lock cylinder, improving the appearance of the door and protecting the mechanism from external access.

Specifications and technical data

• SKU: 3B0837879A-BRR
• Mark: Audi
• Condition: Used
• OEM Part Number: 3B0837879A
• Substitutable numbers: 3B0837879A, 3B0 837 879 A
• Location on the vehicle: Front
• Color: Brilliant Red - Y3J
• Rim width: 8
• Category: Doors & Door Skins

Purpose and function of the component

The driver's side door key hole cap is responsible for covering the lock area in the door, which limits the ingress of dirt and moisture into the mechanism and improves the visual consistency of the door panel. It is mounted in the front part of the vehicle, in the driver's door area, as an integral part of the external door structure. This component is particularly useful when replacing a damaged or missing cap, as well as during body and paint repairs, when it is necessary to restore the factory look of the doors in Audi TT 8J and Audi A2 8Z models.

Color and visual matching

The cap is finished in the Brilliant Red - Y3J shade, which allows for a consistent match with the vehicle body in the same paint code. Thanks to this, the component integrates well with the door line without the need for additional color matching, provided the vehicle has the identical paint. Such a solution facilitates quick replacement in case of local damage, allowing the scope of paint work to be limited to the absolute minimum or completely avoided if the condition of the coating is acceptable.

Technical characteristics and installation

The cap belongs to the Doors and door panels group, which means it works with the external door skin and lock components. The design is intended for installation in the factory location, using original mounting points, which simplifies service work and reduces the risk of fitment issues. The component is designed for installation in the front part of the vehicle on the driver's side, providing the mechanic or body technician with a clearly defined mounting location. The cap contributes to the external surface of the door, affecting both the protection of the mechanism and the final visual effect after repair.

Condition and practical application

The product comes from dismantling, which allows for maintaining the original geometry and material characteristics specific to factory Audi components. This type of solution is often chosen for post-accident repairs and when restoring the factory look of the bodywork, where compliance with the manufacturer's design is a priority. The driver's side door key hole cap will prove useful both in professional body and paint workshops and among users independently collecting body components for their Audi TT 8J or Audi A2 8Z.

Expansion of the Audi door and door panel zone

If you are planning a comprehensive repair or modernization of the door zone in your Audi and need other components from the same group, such as skins, reinforcements, or additional panels, check the available parts in the Audi Doors and door panels category. If you are interested in a broader context of the cost-effectiveness of using original parts from dismantling and want to better understand how such solutions affect service costs, it is worth reading the article: Reliability and dynamics in Seat models – how to reduce repair costs by choosing factory parts from dismantling?.