Audi Q7 4L Brake Caliper Brake Unit Rear Right O/S 7L6615424L

Audi Q7 4L Brake Caliper Brake Unit Rear Right O/S is an original component from the Brake Calipers and Brackets group, designed for operation on the rear right axle of the vehicle. Thanks to its factory Audi design, it ensures proper brake pad guidance, stable mounting, and predictable braking characteristics, which translates into safe and repeatable brake system performance. This is a solution for users looking for a proven, used component with preserved mounting geometry.

Specifications and technical data

• SKU: 7L6615424L-3
• Mark: Audi
• Condition: Used
• OEM Part Number: 7L6615424L
• Substitutable numbers: 7L6615424L, 7L6 615 424 L
• Location on the vehicle: Rear, Right
• Part type: Brake Caliper
• Category: Calipers & Brackets

Purpose and vehicle placement

The presented caliper is designed for installation on the rear right side of the vehicle. It is responsible for pressing the brake pads against the disc during the final phase of braking force distribution, working in conjunction with other system components. Correct placement on the vehicle is crucial for maintaining an even distribution of braking forces between the left and right sides of the axle. Thanks to its factory origin from Audi, all essential mounting points, brake pad guides, and hydraulic connections are preserved, which facilitates installation and reduces the risk of compatibility issues.

Benefits of using an original Audi caliper

Choosing an original brake caliper for the Audi Q7 4L allows you to maintain the factory performance parameters of the brake system. The most important advantages include:

• consistency with the factory Audi brake system design,
• secure fit to the carrier, hub, and disc on the rear right axle,
• stable brake pad guidance,
• possibility of direct replacement of a worn or damaged caliper without interfering with the system geometry. A used OEM component is a reasonable compromise between cost and maintaining proper technical parameters, especially in the case of heavier vehicles such as the Audi Q7, where the brake system operates under significant load.

Characteristics of the used component

The offered brake caliper is a used part, which means it comes from disassembly but retains the functionality required for further operation after proper installation and potential servicing (e.g., replacing seals or bleeding the system). This type of component is a good choice for repairs where compliance with factory specifications and cost control are important. Before installation, standard service procedures are recommended: checking working surfaces, threads, mounting points, and properly bleeding the system after installation. This allows you to fully utilize the potential of the part and ensure stable brake operation.

Technical support and part selection

Selecting the correct caliper for a specific version of the Audi Q7 4L should take into account the vehicle's parameters and the manufacturer's markings. In case of doubt, it is worth comparing the design with the removed element and verifying compatibility based on the vehicle's technical specifications. This minimizes the risk of mismatch and shortens repair time. If you want to better understand how to safely use used brake system components and how to optimize service costs, check out our guide: Brake calipers under the microscope – how to choose original used brake system components.

Expanding the Audi brake system

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, carriers, or mounting brackets, check out the available parts in the Audi Brake Calipers and Brackets category. By using original components from the same assembly group, it is easier to maintain the technical consistency of the entire system, which translates into predictable vehicle behavior during braking, even pad wear, and stable rear axle performance in various road conditions.