Audi S4 B9 Wheel Ventilated Brake Disc Front Left Right N/O/S Set 4M0615301AB

Audi S4 B9 Wheel Ventilated Brake Disc Front Left Right N/O/S Set is an original brake system component from the Brake discs group, designed for use on the front axle on both the left and right sides. The ventilated design ensures stable heat dissipation, which translates into predictable braking performance during both daily and dynamic driving. The set is a solid foundation for replacing the factory set in an Audi S4 B9 generation model.

Specifications and technical data

• SKU: 4M0615301AB
• Mark: Audi
• Condition: Used
• OEM Part Number: 4M0615301AB
• Substitutable numbers: 4M0615301AB, 4M0 615 301 AB
• Location on the vehicle: Front, Left, Right
• Part type: Brake Disc Rotor
• Category: Brake Disc Rotors

Technical characteristics and intended use

The presented set includes ventilated brake discs designed for the front of the vehicle, mounted on the left and right sides. The ventilated construction supports effective cooling of the friction surfaces, which reduces the loss of braking efficiency during repetitive, harder braking and promotes system stability.

The element was designed as an original Audi part, ensuring it maintains factory fitment parameters for the hub, caliper, and brake system shields in the Audi S4 B9. The discs are compatible with the factory system geometry, which facilitates installation and helps maintain the original braking characteristics.

Benefits of using ventilated discs on the front axle

The use of ventilated discs on the front axle in the Audi S4 B9 is crucial for safety and consistent brake performance. This solution:

• promotes the maintenance of a stable operating temperature for friction surfaces during intensive use,
• reduces the risk of overheating and brake fade,
• supports even wear of brake pads,
• helps maintain a predictable brake pedal response across a wide range of road conditions.

Thanks to this, the set of ventilated front left/right discs is a suitable choice for servicing the brake system in a high-performance vehicle like the Audi S4 B9.

Professional selection and installation in the Audi S4 B9

When selecting Brake discs for the Audi S4 B9, it is worth paying attention to compatibility with the factory brake system and the vehicle placement. The presented set is intended for use on the front axle, on both sides of the vehicle, which allows for a complete replacement of the front discs in a single service process. It is recommended to entrust the installation to a workshop with experience in working with Audi vehicles to ensure correct axial runout, proper tightening, and correct bedding-in of the new set with the pads.

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 additional discs, compatible pads, or brake lines, check the available parts in the Audi brake discs category.

Component condition and service application

The offered set of brake discs is in used condition, which allows for an economical approach to brake system service while maintaining the original origin of the parts. This type of solution is often chosen in situations where a favorable cost-to-functionality ratio is a priority, while simultaneously maintaining compliance with the vehicle's factory specifications.

If you want to deepen your knowledge on the safe selection of used brake system elements, such as discs, calipers, or ABS components, the following article will be helpful: Second-hand brake system: how to safely choose discs, calipers, and ABS?. Additionally, in the context of optimizing service costs while maintaining OEM part quality, it is worth reading the material Rising repair costs and the boom in used parts – how to save on car service?, which discusses a practical approach to choosing used components.

Summary

Audi S4 B9 Wheel Ventilated Brake Disc Front Left Right N/O/S Set is an original, ventilated set of discs for the front axle, intended for installation on the left and right sides of the vehicle. The set provides a solid basis for the service replacement of factory discs in the Audi S4 B9, ensuring the maintenance of braking characteristics consistent with the manufacturer's assumptions and predictable system operation in daily use.