Audi A4 B8 Throttle Pedal Accelerator Gas Assembly Unit 8K1721523

Visual condition of the part

The product shows signs of use visible in the photos.

Audi A4 B8 Throttle Pedal Accelerator Gas Assembly Unit is an original component from the Pedals, pedal pads and footrests group, designed for precise acceleration control in your Audi. This used OEM component ensures factory-fit, predictable response to input, and stable integration with the vehicle's electronics, resulting in comfortable and safe operation.

Specifications and technical data

• SKU: 8K1721523
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K1721523
• Substitutable numbers: 8K1721523, 8K1 721 523
• Category: Pedal Assemblies, Pads & Parts

Purpose and technical function

The throttle pedal in the Audi A4 B8 plays a key role in electronic engine control – it is responsible for transmitting the pedal position signal to the ECU, which then determines the fuel dosage and engine performance characteristics. Using an original Audi solution allows you to maintain the factory calibration of the drivetrain, which is essential for both driving dynamics and fuel economy.

The component from this assembly group is designed for:

• a stable support point for the driver's foot,
• smooth, linear movement characteristics,
• reliable return to the resting position,
• seamless compatibility with factory wiring and the ECU.

Advantages of using an original Audi throttle pedal

Using an original throttle pedal in the Audi A4 B8 helps maintain the consistency of the entire drivetrain control system. A component of this class ensures:

• factory geometric fit to the floor and console mounts,
• preservation of the ergonomics of foot placement as intended by the manufacturer,
• proper cooperation with safety systems, such as traction control or electronic stability control,
• reduced risk of electronic errors resulting from incorrect signals from the position sensor.

As a result, the driver receives a predictable throttle response, and the drivetrain operates under conditions consistent with the manufacturer's design specifications.

Operational and installation characteristics

As an element from the Pedals, pedal pads and footrests category, the throttle pedal in the Audi A4 B8 is designed as a module for direct installation into factory mounting points. This facilitates service and replacement, reducing workshop time and minimizing the risk of installation errors.

In practice, this means that:

• there is no need to interfere with the body structure in the floor area,
• compatibility with original electrical harnesses is maintained,
• the position of the pedal relative to the brake and clutch remains consistent with the Audi design.

This approach is particularly important in vehicles where driving feel consistency and driver comfort on long journeys are a priority.

Component condition and practical application

The offered throttle pedal is a used component, which means it has been removed from a vehicle and verified for further use. This type of component is a good choice for post-accident repairs, mechanical damage in the floor area, or in situations where the existing pedal shows incorrect position sensor operation.

Choosing a used OEM component allows you to maintain high compliance with factory specifications while optimizing service costs. This solution is particularly valued in professional workshops specializing in the Audi brand.

Control system expansion and additional information

If you are planning a comprehensive repair or upgrade of the floor area in your Audi and need other elements from the same group, such as brake pedals, pedal pads, or driver footrests, check out the available parts in the Audi Pedals, pedal pads and footrests category.

To maximize the potential of used components and ensure their long-term, stable operation within the drivetrain and vehicle electronics, it is worth checking out practical tips on operation – you can find them in the article How to extend the life of used car parts?.