Audi Q2 GA Rear Electric Caliper Hand Brake Actuator Left N/S 3Q0998281

Audi Q2 GA Rear Electric Caliper Hand Brake Actuator Left N/S is an original component from the Brake Calipers and Brackets group, designed to operate within the vehicle's parking brake system. The electric control of the caliper ensures precise operation of the handbrake, stabilizing the car while parked and supporting safety systems. This solution is dedicated to the rear left side of the axle, designed specifically for the structural requirements of Audi.

Specifications and technical data

• SKU: 3Q0998281
• Mark: Audi
• Condition: Used
• OEM Part Number: 3Q0998281
• Substitutable numbers: 3Q0998281, 3Q0 998 281
• Location on the vehicle: Rear, Left
• Category: Calipers & Brackets

Purpose and function in the braking system

The presented electric hand brake actuator is responsible for generating the clamping force of the pads against the disc on the rear left side of the vehicle. It works in conjunction with the parking brake control module, responding to signals from the cabin button and commands from driver assistance systems. As a result, the parking brake operates evenly, and the vehicle remains stably immobilized even on inclines.

Its placement on the vehicle in the rear axle area on the driver's side allows for the correct distribution of braking forces in combination with the caliper on the right side. Proper selection of the component for the specific mounting position is crucial for maintaining the correct system geometry and even operation of the handbrake.

Construction and advantages of the electric caliper

The electric hand brake actuator combines a classic caliper mechanism with an electric drive in one housing. The use of an electric motor eliminates the need for handbrake cables, simplifies the design, and improves operational repeatability. This system works with the vehicle's electronics, which enables features such as automatic brake engagement after switching off the ignition or parking assistance functions.

The main benefits of using this type of solution include:

• stable and repeatable parking brake operation,
• precise control of clamping force thanks to vehicle electronics,
• integration with safety and driving comfort systems,
• optimized design tailored to the Audi Q2 GA architecture.

Original origin and fitment for Audi

The caliper was developed by the manufacturer with the specific requirements of the Audi Q2 GA platform in mind, which translates into a proper fit for the hub, disc, and brake system lines. The factory design ensures compatibility with standard equipment, the electrical harness, and the parking brake control unit software.

As an original part, this component from this group allows for maintaining the consistency of the braking system's performance parameters with the vehicle manufacturer's specifications. This is particularly important in modern systems where the parking brake interacts with driving assistant functions and vehicle stability control systems.

Characteristics of the used component

The presented caliper is a used component, which in practice means it comes from vehicle dismantling and has been verified for suitability for further use. This type of solution allows for significantly reducing repair costs while maintaining the original design and fitment. Choosing an original, used caliper is often a beneficial alternative to cheaper replacements with uncertain parameters.

Before installation, a standard service procedure is recommended: inspection of working surfaces, checking the mechanism's operation, and proper bleeding and adaptation of the system using an appropriate diagnostic interface, in accordance with procedures for electric parking brakes.

Technical support and part selection

The selection of the correct caliper for a specific version of the Audi Q2 GA should take into account the mounting side, the type of braking system, and the vehicle's equipment configuration. In case of doubt, it is worth comparing the design with the currently installed component and consulting a mechanic or technical department.

To better understand how to safely use original parts from dismantling and how to optimize brake system service costs, read the article: Brake calipers under the microscope – how to reduce repair costs by choosing proven recycled parts.

If you are planning a comprehensive repair or upgrade of the braking zone in your Audi and need other components from the same group, such as additional calipers, supports, or mounting brackets, check the available parts in the Audi Brake Calipers and Brackets category.