Mercedes W176 W246 Brake Disc Set AMG Front Left Right Wheel Perforated

Visual condition of the part 

The product shows signs of use visible in the photos. 

Mercedes W176 W246 Brake Disc Set AMG Front Left Right Wheel Perforated are original, used brake system components designed for the front axle, prepared for demanding drivers of A-Class and B-Class models. The perforated design of the discs promotes stable heat and gas dissipation, which translates into more predictable brake performance in daily operation. This solution is particularly valued in cars with the AMG package, where the braking system operates under higher loads.

Specifications and technical data

• SKU: A2464212512
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2464212512
• Substitutable numbers: A2464212512, A 246 421 25 12
• Location on the vehicle: Front, Left, Right
• Category: Brake Disc Rotors

Purpose and compatibility with the braking system

The set is designed for installation on the front axle, intended for both the left and right sides, which allows for a complete disc replacement in a single service step. The design, compliant with Mercedes factory standards, allows for maintaining the correct geometry of the braking system and compatibility with the stock calipers and pads used in AMG versions.

The perforated working surface of the discs supports the stability of the friction coefficient over a wider temperature range, which is important during dynamic driving and frequent braking from higher speeds. As a result, the braking system maintains consistent performance characteristics, and the driver receives clear feedback through the brake pedal.

Technical characteristics of perforated discs

The perforations in the discs serve several key functions:

• they facilitate the dissipation of gases generated between the pad and the disc during intensive braking,
• they support temperature control of the working surface,
• they help in cleaning the pad surface from minor contaminants.

Such a design solution is particularly beneficial in high-performance cars, where the braking system operates in more demanding conditions. Brake discs with perforation help maintain stable braking efficiency, which is important for both safety and driving comfort.

Condition, origin, and benefits of choosing used OEM components

The offered set comes from the original Mercedes production line, which means maintaining factory material parameters and compliance with the design requirements of the braking system. Used OEM components are often chosen as a reasonable compromise between cost and quality, especially in the case of elements with precisely defined operating characteristics, such as discs in AMG versions.

Choosing original, used discs allows you to maintain the consistency of the entire braking system's operation with the vehicle manufacturer's specifications. This solution is recommended especially where maintaining the factory balance between braking efficiency, comfort, and durability is important.

Practical installation and maintenance tips

When replacing discs on the front axle, it is recommended to simultaneously check the condition of the pads, calipers, and brake lines to ensure the even operation of the entire system. After installation, it is worth performing a proper bedding-in of the set, gradually increasing the load on the brakes, which promotes the even seating of the working surfaces.

If you are planning a comprehensive repair or upgrade of the braking zone in your Mercedes and need other elements from the same group, such as additional discs, pads, or brake lines, check the available parts in the Mercedes brake discs category.

How to safely use used brake system components

When selecting used brake system components, it is crucial to pay attention to their origin and compatibility with the specific vehicle version. Original parts from dismantling, properly verified for technical condition, can be a cost-effective alternative to new parts while maintaining an appropriate level of safety.

To better understand how to make informed decisions when purchasing used brake system components, it is worth reading the guide: Brake calipers under the microscope: how to reduce repair costs by choosing verified recycled parts. Additionally, a broader economic context and practical tips on saving on car service can be found in the article on rising repair costs and the cost-effectiveness of used OEM parts.