Audi A3 8P Front Rear Brake Caliper Set Left Right N/O/S 340x30 310x22

Visual condition of the part

The product shows signs of use visible in the photos.

Audi A3 8P Front Rear Brake Caliper Set Left Right N/O/S 340x30 310x22 is a set of original components from the Brake Calipers and Brackets category, designed to work with large-diameter discs on both axles. Thanks to the factory Audi design and precise fitment for specific disc dimensions (front and rear), it ensures stable pad guidance, even pressure, and predictable braking characteristics. This is a solution for users who expect consistency across the entire braking system and wish to maintain the original braking performance.

Specifications and technical data

• SKU: 8P0615123A-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 8P0615123A
• Substitutable numbers: 8P0615123A, 8P0 615 123 A, 8P0615124A, 8P0 615 124 A, 8J0615423E, 8J0 615 423 E, 8J0615424E, 8J0 615 424 E
• Location on the vehicle: Front, Rear, Left, Right
• Rim width: 8
• Category: Calipers & Brackets

Purpose and set configuration

The presented set includes calipers designed for installation on the front and rear axle, on both the left and right sides, allowing for a comprehensive replacement of all four calipers in the vehicle. The set's design was developed for discs with increased diameter and thickness on the front axle and appropriately selected discs on the rear axle, which allows for higher resistance to overheating and better braking force stability during dynamic driving.

The set is particularly beneficial in situations where the braking system requires the simultaneous replacement of several working components – using one consistent set of calipers minimizes the risk of differences in performance characteristics between the sides of the vehicle and between the front and rear.

Technical construction and operating parameters

The calipers in this set were designed by Audi to work with large-diameter discs on the front axle and ventilated discs on the rear axle. This configuration improves the distribution of braking force, reduces fading, and ensures consistent braking effectiveness during repeated, heavy braking maneuvers. The geometry of the carriers and guide pins allows for precise pad guidance, which translates into even pad wear and a stable brake pedal feel.

An important aspect is also the fitment for wheels of a specific width, which is significant when planning wheel and tire configurations. The set is intended to work with wheels of a specific width, which facilitates the selection of appropriate rims without the risk of the caliper colliding with the wheel spokes.

Practical application and benefits of installation

Installing a complete set of calipers on both axles allows for:

• achieving consistent front/rear braking characteristics,
• reducing differences in braking force between the left and right sides,
• better utilization of the potential of larger diameter discs,
• easier diagnostics and future maintenance (uniform configuration).

In practice, this means more predictable vehicle behavior during emergency braking, more stable operation of assistance systems (ABS, ESP), and the ability to safely utilize the car's performance. The complete front and rear caliper set is also a convenient solution when upgrading the braking system from smaller to larger discs, provided the vehicle configuration allows for it.

Characteristics of the used component

The offered set of calipers is a used item, which in practice means it comes from a vehicle disassembly and may show signs of wear typical for this group of parts. For many users, this is a reasonable compromise between cost and maintaining the original Audi design, especially in the case of more advanced braking systems with large discs. Before installation, a standard service procedure is recommended – checking the condition of the guide pins, seals, and replacing consumables if necessary, in accordance with good workshop practice.

Fitment for wheels and wheel configuration

The set is intended to work with wheels of a specific width, which is important when selecting wheels for cars with a more advanced braking system. The appropriate rim width makes it easier to maintain the correct clearance between the caliper and the rim spokes, which is crucial for both safety and operational comfort. When planning wheel configurations, it is worth considering this parameter to avoid the need for spacers or changing the wheel model.

Expanding the Audi braking system

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

When selecting used braking system components – especially calipers and discs – it is worth following a proven technical inspection procedure. Practical tips on how to assess the condition of such components and what to look for when buying from a specialist store can be found in the article "Second-hand braking system: how to safely select discs, calipers, and ABS?".