Door Card Speaker Audi A4 B8 Rear Left Right N/O/S Audio Speaker 8R0035411A

Description

Door Card Speaker Audi A4 B8 Rear Left Right N/O/S Audio Speaker is an original audio system component mounted in the rear door trim on either the left or right side. Thanks to its factory Audi design, it ensures consistent sound quality with the other drivers and secure mounting within the door panel. This is a practical solution for replacing a damaged speaker or restoring full audio functionality in the cabin.

Specifications and technical data

• SKU: 8R0035411A
• Mark: Audi
• Condition: Used
• OEM Part Number: 8R0035411A
• Substitutable numbers: 8R0035411A, 8R0 035 411 A
• Location on the vehicle: Rear, Right, Left
• Category: Trim

Purpose and mounting compatibility

The presented Door Card Speaker Audi A4 B8 Rear Left Right N/O/S Audio Speaker is designed for installation in the rear doors, on both the driver and passenger sides. Its placement in the door panel allows for even sound distribution in the rear of the cabin, which improves acoustic comfort for passengers.

Thanks to the factory Audi design, the speaker works with the vehicle’s original audio system without the need for installation modifications or the use of adapters. The mounting holes and electrical connector are matched to the standard mounting points in the door, which facilitates service and reduces replacement time.

Construction and role in the audio system

The speaker is a component mounted in the rear door trim, responsible for reproducing mid and low frequencies in the rear part of the interior. Its construction has been designed for operation in the enclosed space of the door, which contributes to stable acoustic characteristics.

The factory matching of the speaker’s parameters to the amplifier and the Audi audio system control unit limits the risk of distortion and overload. As a result, the user receives a consistent, predictable sound that is in line with the vehicle manufacturer’s specifications.

Benefits of using an original component

• Ensures compatibility with the factory audio system without additional modifications.
• Stable mounting in the door trim thanks to standard mounting points.
• Consistent sound characteristics in the rear of the cabin, matched to the rest of the audio system.
• Ability to restore full audio system functionality after the previous speaker has been damaged.

Using an original Audi component limits the risk of improper fitment with the door panel and eliminates problems with leaks or unwanted resonances, which often occur with universal parts.

Condition and service application

The item comes from the Trims, decorative strips, and decorations group, which means it is integrally linked to the door interior finish and its functional purpose. It is suitable for both post-accident repairs and for replacing worn or damaged speakers in the rear doors.

Choosing an original door speaker allows you to maintain the uniform character of the interior, proper fitment with the upholstery, and predictable acoustic performance in daily use. This solution is particularly beneficial when maintaining the vehicle in a configuration close to the factory state.

Expanding your Audi interior configuration

If you are planning a comprehensive repair or upgrade of the door zone and interior finish in your Audi and need other elements from the same group, such as decorative strips, upholstery panels, or decorative inserts, check out the available parts in the Audi trims, decorative strips, and decorations category.

For those interested in a broader look at the development of design solutions and the selection of used parts in VAG group cars, the article describing the evolution of one of the most popular sports models may be helpful – Hot-hatch legend: the evolution of the VW Golf GTI from Mk1 to Mk8 – design changes and VW car parts.