Mercedes W204 C207 W212 C63 AMG Rear Brake Disc SET Left Right N/O/S A0004212012

Mercedes W204 C207 W212 C63 AMG Rear Brake Disc SET Left Right are original Brake discs from dismantling, designed for installation on the rear axle in sports versions of the Mercedes C63 AMG. The set includes both the left and right sides, which facilitates a consistent, technically correct replacement of brake system components and allows for maintaining factory braking characteristics.

Specifications and technical data

• SKU: A0004212012-3
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0004212012
• Substitutable numbers: A0004212012, A 000 421 20 12, A2044230412, A 204 423 04 12, A2044211711, A 204 421 17 11, A2044211611, A 204 421 16 11, A2044239598, A 204 423 95 98, A2044239698, A 204 423 96 98, BG, A 000 421 20 12 07, A000421201207
• Location on the vehicle: Rear, Right, Left
• Part type: Brake Disc Rotor
• Category: Brake Disc Rotors

Purpose and compatibility with Mercedes models

The presented rear disc set has been designed for the brake system in Mercedes C-Class and E-Class models in C63 AMG versions, including sedan, coupe, and estate body styles characteristic of the W204, C207, and W212 series. The design of the discs is adapted to the high loads generated by powerful AMG engines, which translates into stable, predictable braking in both road and track conditions. These components are factory-prepared for installation on the rear axle, on both the left and right sides, ensuring the correct geometry of the brake system and compatibility with standard Mercedes calipers and hubs.

Technical and functional characteristics

As original Mercedes Brake discs from the AMG group, the set provides adequate rigidity and the proper friction surface, which promotes even pad wear and stable system operation. The applied design is optimized for heat dissipation, which reduces the risk of overheating and loss of braking efficiency during intensive use. Selecting discs dedicated to specific axles and sides of the vehicle minimizes the risk of vibrations, runout, and uneven braking. This is particularly important in higher-power cars, where the brake system operates under increased thermal and mechanical stress.

Condition, origin, and benefits of choosing used parts

The offered set comes from dismantling and is classified as a used part, which allows for significantly reducing maintenance costs compared to new components while maintaining the manufacturer's original specifications. Choosing original recycled discs is a solution often preferred by workshops specializing in the Mercedes brand due to the preservation of factory brake system operating parameters. For users who want to better understand how to safely use components from dismantling in the brake system, an article discussing the selection and operation of such elements will be helpful – details can be found in the material Brake calipers under the microscope: How to effectively reduce brake system repair costs by choosing proven recycled parts.

Safety, comfort, and service aspects

Selecting the correct discs for the rear axle has a direct impact on vehicle stability during braking, the operation of ABS and ESP systems, and driving comfort. Using original components dedicated to the C63 AMG helps maintain the correct balance of braking forces between the front and rear axles, which is crucial for dynamic driving. Before installation, it is recommended to verify compatibility with the vehicle based on the OEM part number and interchangeable numbers in the product's technical specification, as well as to perform the installation in a specialized service center that will ensure proper tightening, runout control, and correct bedding-in of the discs with the pads.

Expanding the Mercedes brake system

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