Brake Caliper Mercedes W164 ML 63 AMG Rear Right O/S Brake Unit A1644233098

Visual condition of the part

The product shows signs of use visible in the photos.

Brake Caliper Mercedes W164 ML 63 AMG Rear Right O/S Brake Unit is an original brake system component designed for installation on the right side of the rear axle. This used, factory-spec AMG series caliper ensures precise operation of the braking mechanism and proper fitment to the ML 63 model specifications, resulting in stable and predictable braking performance. It is an ideal solution for drivers who want to maintain the original braking characteristics of their Mercedes while optimizing maintenance costs.

Specifications and technical data

• SKU: A1644233098
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1644233098
• Substitutable numbers: A1644233098, A 164 423 30 98
• Location on the vehicle: Rear, Right
• Category: Calipers & Brackets

Purpose and vehicle placement

The presented brake caliper is designed for use on the rear, right side of the vehicle, on the drive axle of the Mercedes M-Class W164 generation 63 AMG version. Proper placement on the vehicle is crucial for the correct distribution of braking force, which is why selecting the right component for the specific side is essential for both safety and the durability of other system components.

The original design of the caliper is adapted to the characteristics of the AMG sports braking system, which allows for maintaining the appropriate clamping force of the pads against the disc and stable operation under higher thermal loads typical for powerful engines.

Technical and functional characteristics

As a component from the Brake Calipers and Brackets category, this unit is responsible for converting hydraulic pressure into mechanical force to press the pads against the disc. The caliper design intended for the ML 63 AMG version ensures:

• stable guidance of brake pads within the caliper,
• adequate body rigidity during intensive braking,
• proper cooperation with the factory brake master cylinder and ABS/ESP system,
• compatibility with the type of discs and pads intended for this model.

Thanks to the preservation of the original geometry and mounting points, installation in place of the factory component does not require structural modifications or bracket adaptations.

Benefits of using an original, used caliper

Choosing an original, used brake caliper for a Mercedes ML 63 AMG allows you to combine repair cost control with the preservation of factory brake system performance parameters. Compared to aftermarket replacements of unknown origin, the original component ensures:

• secure fitment to the hub, carrier, and brake lines,
• compliance with factory manufacturer tolerances,
• consistency with the operating characteristics of braking assistance systems.

This solution is particularly beneficial for servicing premium class vehicles, where maintaining the original technical configuration is important for both safety and the vehicle's value.

Professional installation and operation

To fully utilize the potential of this caliper, installation in a specialized service center is recommended, following the vehicle manufacturer's procedures. During replacement, it is worth paying attention to:

• the condition of the brake discs and pads working with the caliper,
• the tightness of the brake lines and proper system bleeding,
• correct tightening torques for mounting bolts.

Such an approach minimizes the risk of uneven braking, brake squeal, or disc overheating, and also extends the service life of the entire system.

Brake system expansion and technical knowledge

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 calipers, carriers, or mounting brackets, check out the available parts in the Mercedes Brake Calipers and Brackets category.

To better understand how to consciously choose original, used brake system components and how this affects service costs and safety, it is worth reading our guide: Brake calipers under the microscope: How to effectively reduce brake system repair costs by choosing verified recycled parts. This will help you better assess when using a used caliper is technically justified and economically viable.