Mercedes W204 Brake Caliper Wheel Brake Unit Rear Right O/S A2044231681

Mercedes W204 Brake Caliper Wheel Brake Unit Rear Right is an original braking system component from the Brake calipers and carriers group, designed for installation on the rear right axle of the vehicle. This used caliper provides a functional service solution for drivers who want to maintain factory braking characteristics at reasonable repair costs. It is a practical choice for workshops and users who value compatibility with the factory Mercedes braking system.

Specifications and technical data

• SKU: A2044231681
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2044231681
• Substitutable numbers: A2044231681, A 204 423 16 81, A2044230106, A 204 423 01 06
• Location on the vehicle: Rear, Right
• Category: Calipers & Brackets

Purpose and vehicle placement

The presented caliper is dedicated for installation on the rear right side of the vehicle, which is crucial for the correct distribution of braking forces and vehicle stability during deceleration. The design is adapted to the suspension geometry and rear axle hub of Mercedes models, allowing the component to work seamlessly with factory brake discs, pads, and brake lines.

Focusing on a specific side of the vehicle minimizes the risk of incorrect installation, thereby reducing the possibility of uneven pad wear or improper piston operation. For a workshop, this means more efficient service, and for the user – predictable, repeatable braking system performance.

Technical and functional characteristics

As an element from the Brake calipers and carriers category, this model is responsible for precisely pressing the pads against the disc, ensuring effective speed reduction and driving stability. The caliper design is prepared to operate under the varying temperature and load conditions typical for the rear axle of Mercedes vehicles.

The used brake caliper retains the original mounting geometry and brake line connection points, which facilitates installation in place of the factory component. This makes it possible to:

• maintain the serial performance characteristics of the braking system,
• reduce the time required for part fitting,
• maintain consistency with other rear axle components.

Benefits of using an original, used caliper

Choosing an original, used brake caliper for a Mercedes allows you to combine cost control with maintaining the parameters specified by the vehicle manufacturer. This type of solution is particularly beneficial for maintenance repairs when the priority is to restore proper system operation without interfering with its design.

The main advantages of this approach include:

• factory fitment for the Mercedes braking system,
• consistency with other rear axle components,
• the possibility of economical repair while maintaining a high level of safety.

To better understand how to safely use used braking system components and how to optimize service costs, it is worth reading the guide: Brake calipers under the microscope: How to effectively reduce braking system repair costs by choosing verified recycled parts.

Mercedes brand and the use of used parts

Original Mercedes braking components are designed for long-term, stable operation in demanding road conditions. Using a used caliper from this brand allows you to maintain the characteristic Mercedes brake pedal feel and predictable vehicle response during emergency braking and daily operation.

If you would like to learn more about the advantages of using used, original components in cars of this brand, the following article will be helpful: Used parts for Mercedes – original parts from dismantling, which discusses the practical aspects of selecting and operating such elements.

Expansion and service of the Mercedes braking system

If you are planning a comprehensive repair or upgrade of the braking area in your Mercedes and need other elements from the same group, such as additional calipers, brackets, or mounting holders, check the available parts in the Mercedes brake calipers and carriers category.

Selecting components from a single product group makes it easier to maintain the technical consistency of the entire system, which translates into stable braking parameters and predictable vehicle behavior in various road conditions.