Mercedes C204 C63 AMG Front Brake Disc Rotor Ventilated Set X2 Left Right N/O/S

Mercedes C204 C63 AMG Front Brake Disc Rotor Ventilated Set X2 Left Right N/O/S is a set of original brake system components designed for the front axle, covering both the left and right sides. The ventilated design of the discs ensures stable heat dissipation, which translates into consistent braking performance in demanding road conditions. This solution was created to maintain the proper braking characteristics of the sporty Mercedes C63 AMG versions.

Specifications and technical data

• SKU: A2124210512-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2124210512
• Substitutable numbers: A2124210512, A 212 421 05 12
• Location on the vehicle: Front, Left, Right
• Part type: Brake Disc Rotor
• Category: Brake Disc Rotors

Purpose and fitment for the brake system

The presented set includes two front brake discs mounted on the left and right sides, allowing for a consistent replacement of the entire set on the axle. As a result, the brake system maintains uniform operating parameters, and the braking force is properly distributed between the wheels. Using dedicated discs for the C63 AMG version helps maintain factory braking characteristics, which is essential for dynamic driving and intensive vehicle use.

Ventilated construction and operating characteristics

The ventilated design of the discs promotes effective cooling of the working surface during braking, reducing the risk of overheating and loss of efficiency. The arrangement of the ventilation channels supports heat dissipation from the area where the disc meets the brake pad, which improves the stability of the friction coefficient over a wider temperature range. In practice, this means a more predictable brake pedal response and better resistance to brake fade during daily use.

Benefits of using original Mercedes discs

Original Mercedes brake discs ensure proper fitment with calipers, hubs, and mounting hardware, which facilitates service work and reduces the risk of improper seating. Using components from the same design line allows you to maintain:

• proper geometry of the working surface in relation to the brake pads,
• correct cooperation with ABS and ESP systems,
• consistent operating parameters of the entire brake system. For the user, this means stable brake feel, predictable vehicle behavior during emergency braking, and a reduction in vibrations resulting from imprecise component fitment.

Used condition and service aspects

The set of discs comes from the used parts segment, which allows for lower brake system maintenance costs while maintaining the manufacturer's original specifications. Before installation, standard service verification is recommended, including inspection of the working surface, thickness measurement, and assessment of any operational wear. Replacing them in pairs on the front axle promotes uniform brake operation and facilitates proper bedding-in with a new set of brake pads.

Expanding brake system maintenance

If you are planning a comprehensive repair or upgrade of the brake system 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. To better plan brake system service and make informed choices when selecting dismantled components, it is worth reading practical tips on selecting and operating parts – they are discussed in detail in the article Brake calipers under the microscope: How to effectively reduce brake system repair costs by choosing proven recycled parts. Additional information on the proper operation and maintenance of used components, which can extend the trouble-free operation of the system, is also provided in the guide How to extend the life of used car parts?, which describes practical methods for caring for aftermarket components.