Audi A8 D4 Brake Pedal Assembly Automatic Gearbox Transmission 4H2723140E

Audi A8 D4 Brake Pedal Assembly Automatic Gearbox Transmission is an original braking control system component designed to work with the factory safety systems in this model. Thanks to its design, which complies with the manufacturer's standards, it ensures precise transfer of the driver's pressure force to the braking system and stable operation over a long service life. This solution is particularly beneficial for professional repairs or restoring the full functionality of a premium class vehicle.

Specifications and technical data

• SKU: RHD-4H2723140E
• Mark: Audi
• Condition: Used
• OEM Part Number: 4H2723140E
• Substitutable numbers: 4H2723140E, 4H2 723 140 E
• Gearbox type: Automatic
• Category: Brake Pads

Purpose and function in the Audi A8 D4

The presented brake pedal assembly has been designed specifically for the Audi A8 D4 with an automatic gearbox. It is responsible for mechanical braking control, working in conjunction with the brake booster, master cylinder, and electronic assistance systems. The proper geometry and pivot point of the pedal are crucial for maintaining predictable travel, appropriate braking feel, and driver comfort during daily use.

Choosing a complete brake pedal assembly instead of individual components helps reduce the risk of improper installation, play, or inconsistent mechanism operation. This is particularly important in a luxury segment sedan, where the braking system must operate smoothly, and the response to pedal pressure should be repeatable and easy to feel.

Construction of the brake pedal assembly

The brake pedal assembly in the Audi A8 D4 consists of a rigid metal support structure to which the actual pedal is attached, with a working surface adapted for use with both casual and business footwear. This solution provides:

• stable pedal movement in a single path, without unwanted lateral deviations,
• a properly selected leverage ratio for transferring foot pressure to the braking system,
• compatibility with factory sensors and braking system control elements.

The entire unit is adapted for installation in a vehicle with an automatic gearbox, which means optimized workspace within the driver's floor area and proper placement of mounting points relative to the steering column and other cockpit elements.

Benefits of using an original brake pedal assembly

Using an original brake pedal assembly in the Audi A8 D4 brings a number of practical benefits in daily operation:

• Factory fit – maintaining the correct pedal position relative to the seat, steering wheel, and floor, which translates into ergonomics and driving comfort.
• Consistent cooperation with the braking system – correct operation in combination with the brake booster, master cylinder, and electronic systems responsible for vehicle stability.
• Reduction of vibrations and play – the construction intended by the manufacturer minimizes unwanted play on the pedal axis, which improves brake feel.
• Easy installation – mounting points and geometry are consistent with factory solutions, which shortens workshop time.

In the case of premium vehicles such as the Audi A8 D4, maintaining the original operating characteristics of the brake pedal has a direct impact on the driver's subjective sense of safety and the predictability of the car's reaction in emergency situations.

Characteristics of the used part

The offered brake pedal assembly comes from disassembly, which allows for an economical restoration of the braking system's efficiency while maintaining a component consistent with the factory specification. A used part is a good choice in a situation where the existing assembly has suffered mechanical damage, deformation, or excessive wear around the pedal pivot axis.

Before installation, it is recommended to perform a standard inspection of the condition of the working surfaces, mounting points, and cooperating elements of the braking system. A properly selected and installed brake pedal assembly allows for the restoration of the original operating parameters of the system without the need for interference with the vehicle's structure.

Braking system expansion and educational materials

If you are planning a comprehensive repair or upgrade of the braking zone in your Audi and need other elements from the same group, such as discs, pads, or brake lines, check the available parts in the Audi brake pads category.

When selecting components from the secondary market, it is worth following proven procedures for verifying technical condition. Detailed tips on the safe selection of used braking system components – including discs, calipers, and ABS system elements – can be found in the article: Second-hand braking system: how to safely choose discs, calipers, and ABS?.