Audi A5 8T Brake Caliper Rear Left N/S Wheel Brake Unit 8K0615403E

Audi A5 8T Brake Caliper Rear Left N/S Wheel Brake Unit is an original braking system component from the Brake calipers and brackets group, designed for installation on the rear left axle of the vehicle. The part comes from dismantling, making it a cost-effective yet technically precise solution for Audi users who expect solid construction and proper compatibility with the factory braking system.

Specifications and technical data

• SKU: 8K0615403E-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K0615403E
• Substitutable numbers: 8K0615403E, 8K0 615 403 E
• Location on the vehicle: Rear, Left
• Category: Calipers & Brackets

Purpose and function in the braking system

The presented caliper is dedicated for installation on the rear left side of the vehicle, which is crucial for the correct distribution of braking forces and vehicle stability during deceleration. As a working element of the braking system, it is responsible for precisely pressing the pads against the disc, ensuring repeatable, predictable brake performance in daily operation.

The original Audi origin ensures the maintenance of proper mounting geometry, correct piston travel, and compatibility with factory lines and equipment, which facilitates installation and reduces the risk of fitment issues.

Benefits of using an original used caliper

Choosing a used brake caliper from dismantling is a solution that allows you to combine rational repair costs with maintaining the factory operating parameters of the system. Compared to low-budget replacements, the original component provides:

• maintenance of construction consistent with the vehicle manufacturer's design,
• proper fit to the bracket, hub, and brake disc,
• stable operation in typical road conditions.

Thanks to this, you reduce the risk of brake malfunction while avoiding the costs of purchasing a new OEM part.

Professional installation and part selection

The caliper is designed for installation in place of the factory component, therefore installation by an experienced service or mechanic is recommended, who will ensure proper system bleeding, correct tightening of connections, and inspection of cooperating components (discs, pads, lines). Correct selection of the installation side (rear left) is crucial for safety, so it is worth verifying the vehicle model markings and braking system configuration before purchase.

To better understand how to safely use used braking system components and how to optimize service costs, it is worth reading the guide: Brake calipers under the microscope: How to effectively reduce braking system repair costs by choosing verified recycled parts.

Application area and compatible elements

As a rear axle component, this caliper works with the brake disc, pads, and brake line appropriate for the given Audi model. Caliper replacement is often combined with inspection or replacement of other components in the same area to restore even braking efficiency on both sides of the vehicle.

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 calipers, brackets, or mounts, check the available parts in the Audi Brake calipers and brackets category.

Summary

Audi A5 8T Brake Caliper Rear Left N/S Wheel Brake Unit is a practical solution for drivers who want to restore the efficiency of the braking system while maintaining factory fitment and a reasonable budget. The original construction from the Brake calipers and brackets group ensures proper cooperation with other system elements, and professional installation allows for stable, predictable braking in daily operation.