Audi Q5 FY Rear Brake Caliper Housing Left N/S 80A615403A

Audi Q5 FY Rear Brake Caliper Housing Left N/S is an original braking system component from the Brake calipers and brackets group, designed for installation on the rear left axle of the vehicle. This used housing provides a solid base for refurbishing or replacing a damaged caliper body, ensuring proper piston guidance and stable mounting of the brake pads.

Specifications and technical data

• SKU: 80A615403A
• Mark: Audi
• Condition: Used
• OEM Part Number: 80A615403A
• Substitutable numbers: 80A615403A, 80A 615 403 A
• Location on the vehicle: Rear, Left
• Category: Calipers & Brackets

Purpose and function in the braking system

The brake caliper housing in the Audi Q5 FY is responsible for the rigid, axial guidance of the caliper's working elements and the correct positioning of the pads relative to the disc. It is mounted on the rear left side of the vehicle, which is crucial for both mounting geometry and compatibility with other braking system components.

A properly selected housing:

• ensures stable mounting of the caliper guides and piston,
• maintains appropriate structural rigidity during braking,
• reduces the risk of uneven wear of pads and discs,
• facilitates the correct refurbishment of the complete brake caliper.

Benefits of using an original Audi housing

Using an original caliper housing in the Audi Q5 FY allows for maintaining the factory performance parameters of the braking system. A component from the same design group as the factory caliper guarantees:

• precise fit to the carrier and wheel hub,
• compliance with factory dimensions for guides and seals,
• correct positioning relative to the brake disc,
• compatibility with standard caliper repair kits.

As a result, the housing is suitable both for replacing a damaged body and for a complete refurbishment of the brake caliper on the rear left axle.

Condition of the component and use in service practice

The brake caliper housing is offered as a used part, which allows for a significant reduction in repair costs compared to purchasing a new body, while maintaining original geometry and mounting compatibility. This type of component is particularly useful when:

• the original caliper has suffered mechanical damage (cracks, structural corrosion),
• refurbishment requires replacing the housing itself while retaining other elements,
• it is necessary to restore proper brake operation on the rear left axle without interfering with other wheels.

Before installation, standard service procedures are recommended: cleaning, inspection of working surfaces, replacement of seals, and the use of appropriate high-temperature lubricants at the points specified by the manufacturer.

Technical support and part selection

The selection of a brake caliper housing for the Audi Q5 FY should always be based on manufacturer markings and vehicle placement to avoid compatibility issues. In case of doubts regarding refurbishment or replacing the entire caliper, a specialized service manual will be helpful. Detailed information on how to safely use original, used braking system components can be found in the article Brake calipers under the microscope: How to effectively reduce braking system 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 elements from the same group, such as caliper bodies, carriers, or mounting brackets, check the available parts in the Audi brake calipers and brackets category.

Summary

Audi Q5 FY Rear Brake Caliper Housing Left N/S is a practical solution for workshops and users who want to restore the efficiency of the braking system at reasonable costs. The original design, intended for the rear left axle, facilitates caliper refurbishment, ensures proper guidance of working elements, and allows for maintaining braking stability in accordance with the vehicle manufacturer's specifications.