Audi Q7 4L Rear Brake Caliper Housing Carrier Left N/S 330x28mm 7L6615423L

The Audi Q7 4L Left Rear Brake Caliper Bracket is an original part from the Brake Calipers and Brackets group, designed to work with a disc of a specific diameter and thickness. Thanks to its factory-set mounting geometry, it ensures correct caliper positioning relative to the disc, stable brake system operation, and consistency with the vehicle's rear axle construction.

Specifications and technical data

• SKU: 7L6615423L-2
• Mark: Audi
• Condition: Used
• OEM Part Number: 7L6615423L
• Substitutable numbers: 7L6615423L, 7L6 615 423 L
• Location on the vehicle: Rear, Left
• Category: Calipers & Brackets

Purpose and Function in the Braking System

The presented bracket is dedicated for installation on the rear, left side of the vehicle, where it is responsible for the rigid and precise seating of the brake caliper relative to the disc. A correctly selected carrier guarantees:

• maintaining the proper distance between the pads and the disc,
• even distribution of braking forces around the disc's circumference,
• stable operation of the guides and freedom of caliper movement along the pad axis.

By retaining the factory mounting points, the bracket works with the original suspension beam and rear axle components, which reduces the risk of incorrect caliper alignment and accelerated pad wear.

Benefits of Using an Original Bracket

The original caliper bracket for Audi has been designed with a specific rear braking system configuration in mind. In practice, this means:

• secure fit to the steering knuckle and disc without the need for modifications,
• maintaining factory brake performance parameters with appropriately selected pads and disc,
• compatibility with the standard caliper used on the rear left axle.

Choosing an original part from this group allows for maintaining the consistency of the entire braking system, which is particularly important in a heavy, family SUV like the Audi Q7 4L, where braking stability under load is crucial.

Mounting and Operational Characteristics

The bracket is designed to work with a disc of a specific diameter and thickness, ensuring the correct range of motion for the pads and appropriate contact surface with the disc. Its placement on the rear left side of the vehicle requires compliance with:

• the spacing of mounting bolts to the steering knuckle or beam,
• the geometry of the caliper guides,
• the working space for the brake pads.

The part comes from a used vehicle, so before installation, a standard service procedure is recommended: cleaning of contact surfaces, inspection of threads, verification of the condition of guide seats, and application of appropriate mounting compounds in accordance with the vehicle manufacturer's guidelines.

Why Choose a Used, Original Caliper Bracket

For components such as brake caliper brackets, the original design often provides better durability and dimensional stability than many aftermarket replacements. A used bracket from a dismantled vehicle is a solution that allows you to:

• maintain factory fit quality at a lower purchase cost,
• maintain compatibility with other braking system components,
• reduce the risk of installation problems resulting from dimensional differences.

If you want to better understand how to safely use salvaged parts in your braking system and how to optimize repair costs, check out the article: Brake Calipers Under the Microscope: How to Reduce Repair Costs by Choosing Proven Salvaged Parts.

Audi Rear Braking System Expansion

If you are planning a comprehensive repair or upgrade of the braking area in your Audi and need other parts from the same group, such as brackets, caliper bodies, or mounts, check the available parts in the Audi Brake Calipers and Brackets category.

By using components from the same construction group, it is easier to maintain the technical consistency of the entire system, thereby ensuring predictable vehicle behavior during braking in various road conditions.