Audi A6 C6 Avant Brake Caliper Rear Wheel Brake Housing Left N/S 4F0615403H

Audi A6 C6 Avant Brake Caliper Rear Wheel Brake Housing Left N/S is an original Audi brand braking system component, designed for installation on the rear left axle. This used part from the Brake calipers and carriers category allows for a technically sound repair of the braking system without the need to resort to aftermarket replacements of unknown origin.

Specifications and technical data

• SKU: 4F0615403H
• Mark: Audi
• Condition: Used
• OEM Part Number: 4F0615403H
• Substitutable numbers: 4F0615403H, 4F0 615 403 H
• Location on the vehicle: Rear, Left
• Category: Calipers & Brackets

Purpose and vehicle placement

The presented brake caliper is designed for operation on the rear left axle, which is crucial for maintaining correct geometry and even distribution of braking force. Proper placement on the vehicle ensures correct interaction with the brake disc, pads, and brake line, as well as with the factory-specified mounting elements in the Audi A6 C6 Avant.

Thanks to a design consistent with the manufacturer's solutions, the caliper retains factory mounting points, which facilitates installation and reduces the risk of fitment issues. This is particularly important when servicing the rear axle, where installation precision affects vehicle stability during braking.

Technical and functional characteristics

As an element from the Brake calipers and carriers category, this model is responsible for generating the clamping force of the pads against the disc on the left side, ensuring effective deceleration and driving stability. The caliper design is adapted to the parameters of the Audi A6 C6 Avant braking system, which helps maintain predictable vehicle behavior in emergency situations.

Original Audi brand origin means compliance with factory quality standards, including requirements for body rigidity, temperature resistance, and compatibility with standard braking system components. A used part allows for an economical yet technically correct repair while maintaining the proper operating parameters of the system.

Condition, verification, and service application

The offered caliper is a used part, which in service practice often represents a reasonable compromise between repair costs and maintaining the vehicle's original specifications. This type of component is particularly useful for:

• repairs following uneven wear of pads or discs on one side of the axle,
• mechanical damage to the caliper (e.g., after a collision or localized corrosion of mounts),
• restoring the efficiency of the braking system in vehicles that are heavily used or have high mileage.

The selection of the correct caliper for a specific version of the Audi A6 C6 Avant should always take into account compatibility with the vehicle's braking system. Dedicated manufacturer markings and interchangeable part numbers are helpful in verifying compatibility with a specific car configuration.

Benefits of using an original Audi caliper

Using an original rear left caliper in an Audi A6 C6 Avant translates into a number of practical service and operational benefits:

• Factory fitment – preservation of original mounting points and braking system geometry.
• Consistency with other system components – correct interaction with brake discs, pads, and lines intended for this model.
• Predictable vehicle behavior – even braking of the rear axle, which affects car stability during heavy braking.
• Economical repair – a used part allows for reduced service costs while maintaining the original design.

For workshops and individual users, this means the ability to perform repairs in a technically correct manner, without the need to modify the braking system or use makeshift solutions.

If you are planning a comprehensive repair or upgrade of the braking area in your Audi and need other elements from the same group, such as additional calipers, mounting brackets, or supports, check the available parts in the Audi brake calipers and carriers category.

To better assess the condition and safety of installing a used caliper in your car and other system elements, it is worth using the practical tips contained in the article "Second-hand braking system: how to safely choose discs, calipers, and ABS?", where you will find a checklist helpful when selecting components in the online store.