Audi A7 C7 Rear Parking Brake Actuator Servomotor Left Right N/O/S 4H0998281

Audi A7 C7 Rear Parking Brake Actuator Servomotor Left Right is a component from the Brake calipers and brackets group, designed for operation on the vehicle's rear axle. It ensures precise control of the electric parking brake, supporting vehicle stability during parking and maneuvers. This solution allows for maintaining the factory functionality of the braking system in your Audi.

Specifications and technical data

• SKU: 4H0998281
• Mark: Audi
• Condition: Used
• OEM Part Number: 4H0998281
• Substitutable numbers: 4H0998281, 4H0 998 281
• Location on the vehicle: Rear, Right, Left
• Category: Calipers & Brackets

Purpose and vehicle placement

The presented parking brake actuator is designed for installation on the rear axle, with the possibility of use on either the right or left side. This placement allows for direct cooperation with the brake caliper, responsible for automatically engaging and releasing the parking brake. As a result, the system maintains the correct clamping force of the pads against the disc, which translates into safe immobilization of the vehicle.

Technical and functional characteristics

The parking brake actuator in the Audi A7 C7 works with the vehicle's electronic control system, responding to signals from the comfort module and the parking brake button in the cabin. It is responsible for:

• driving the mechanism in the rear axle brake caliper,
• stable maintenance of the engaged brake position,
• smooth brake release when starting off,
• cooperation with assistance systems, such as hill start assist (if present in the vehicle).

Thanks to a design consistent with factory solutions, compatibility with the electrical installation and the Audi braking system architecture is maintained. This is particularly important when replacing safety-critical components, where proper fitment and predictable operation are essential.

Benefits of using an original component

Choosing a parking brake actuator from the Brake calipers and brackets group dedicated to the Audi A7 C7 allows you to maintain the consistency of the entire braking system. You receive a component designed for a specific model, which facilitates installation and reduces the risk of fitment issues. A used component of this type is a reasonable compromise between cost and functionality – especially in the case of advanced electrical subassemblies, where aftermarket parts of uncertain origin can cause system errors or uneven brake operation.

The actuator, designed for operation on the rear axle, on the left or right side, allows for flexible use depending on the caliper configuration in your vehicle. Maintaining the proper operation of the parking brake has a direct impact on parking safety, especially on inclined surfaces and when using the automatic brake engagement function.

Selection, installation, and safety of use

When selecting a parking brake actuator for an Audi, it is worth paying attention to compatibility with the vehicle's braking system and correct placement on the vehicle. A properly selected component:

• ensures correct cooperation with the car's electronics,
• minimizes the risk of errors appearing on the dashboard,
• facilitates service and potential adaptation using appropriate diagnostic software.

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 additional calipers, brackets, or mounting holders, check the available parts in the Audi brake calipers and brackets category.

To better understand what to look for when purchasing used braking system elements, such as parking brake actuators, calipers, or ABS components, it is worth reading the guide: Second-hand braking system: how to safely choose discs, calipers, and ABS?

Summary

Audi A7 C7 Rear Parking Brake Actuator Servomotor Left Right is a practical solution for drivers who want to restore full efficiency to the electric parking brake in their car, while maintaining factory operating characteristics. A properly selected and correctly installed component supports safe parking, vehicle stabilization, and daily driving comfort, serving as an important addition to the rear braking system.