Audi Q5 FY Rear Brake Caliper Housing 330x22mm Right O/S 80A615404D

The Audi Q5 FY 330x22 mm Rear Right Brake Caliper Housing is an original part from the Brake Calipers and Brackets group, designed for the rear axle on the driver's outer side. The construction, prepared for a specific disc diameter and thickness, ensures stable pad guidance and proper positioning relative to the disc, which translates to predictable brake system performance.

Specifications and technical data

• SKU: 80A615404D
• Mark: Audi
• Condition: Used
• OEM Part Number: 80A615404D
• Substitutable numbers: 80A615404D, 80A 615 404 D
• Location on the vehicle: Rear, Right
• Part type: Brake Caliper & Bracket
• Rim width: 5
• Hole diameter: 112
• Category: Calipers & Brackets

Purpose and Function in the Braking System

The rear caliper housing in the Audi Q5 FY is responsible for precisely holding the brake mechanism in line with the disc and for transferring loads during braking. The version dedicated to the rear, right side, works with a disc of a specific working dimension, which is important for maintaining the correct system geometry and even pad pressure.

This component serves as the supporting base for the caliper guides, bracket, and moving parts, therefore its correct fitment to a specific Audi body version and braking system is crucial for braking stability, especially during repeated braking cycles from higher speeds.

Mounting Parameters and Fitment

The housing is prepared for installation on the rear axle, on the right side of the vehicle, which eliminates the risk of mixing up left and right sides during assembly. The applied spacing and mounting points are consistent with the factory suspension and hub architecture of the Audi Q5 FY, allowing the part to integrate with the existing steering knuckle and braking system without requiring structural modifications.

The product is linked to a specific wheel and hub configuration, including a specific rim width and mounting hole diameter, which facilitates compatibility with the factory wheel set. This precise fitment reduces the risk of caliper collision with the wheel spokes and ensures adequate working clearance between the disc, caliper, and rim.

Performance Characteristics of a Used Part

As a used part, the caliper housing is sourced from a dismantled vehicle and retains the original geometry intended by the manufacturer. For workshops and users seeking an economical solution while maintaining factory specifications, this is a sensible alternative to new aftermarket parts, especially for routine maintenance of the rear braking system.

Choosing an original housing from the secondary market allows for material and structural consistency with other system components, which is important for the long-term operation of the vehicle and for maintaining predictable brake performance in various road conditions.

Application in Service Practice

The Audi Q5 FY rear right brake caliper housing is suitable for both standard replacement of a damaged body and for rebuilding a complete caliper in a workshop setting. It can be used in the refurbishment process, where new working components such as the piston, seals, or guides are installed on the basis of a sound housing.

This approach allows for optimization of service costs while maintaining a system configuration that aligns with Audi's factory specifications. For workshops specializing in the brand, this is a practical solution that enables quick restoration of full functionality to the rear braking system without the need for installation modifications.

Braking System Expansion and Selection of Other Components

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

When selecting used braking system components – including caliper housings, discs, or control elements – it is advisable to follow a proven procedure for verifying technical condition and compatibility with the specific vehicle version. A detailed list of steps and practical tips can be found in the article Used Braking System: How to Safely Select Discs, Calipers, and ABS?, which discusses what to look for when purchasing used brake components.