Brake Caliper Mercedes W176 AMG Line Rear Left N/S Brake Unit Red A0004232581

The Left Rear Brake Caliper for Mercedes W176 AMG Line in red is an original brake system component designed for installation on the rear left axle of the vehicle. Thanks to its factory Mercedes design, it ensures precise fitment with the hub, disc, and pads, while the distinctive red finish emphasizes the sporty character of the AMG Line version. A used component from this series is a sensible choice for drivers who want to maintain the original brake specification while controlling service costs.

Specifications and technical data

• SKU: A0004232581
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0004232581
• Substitutable numbers: A0004232581, A 000 423 25 81
• Location on the vehicle: Rear, Left
• Color: Red
• Category: Calipers & Brackets

Purpose and Fitment for Mercedes W176 AMG Line

The presented caliper has been specifically designed for the Mercedes W176 platform in the AMG Line version, taking into account suspension geometry, disc diameter, and the braking system characteristics of the rear axle. Installation on the left side of the rear axle helps maintain the factory balance of braking forces between the right and left sides, which is crucial for both braking effectiveness and vehicle stability in emergency situations.

An original caliper from this series is compatible with factory brake lines and standard mounting points, simplifying the mechanic's work and reducing the risk of fitment issues. This allows the part to be used for both standard replacement of a worn caliper and for restoring full brake system functionality after accident repairs.

Construction, Color, and Performance Characteristics

This caliper belongs to the group of Brake Calipers and Brackets, responsible for pressing the pads against the disc and ensuring stable guidance of the entire mechanism. Its construction is designed to withstand demanding temperature conditions typical of intensive braking in high-performance vehicles like the AMG Line versions.

The red finish serves both an aesthetic and practical purpose – it facilitates visual inspection of the caliper's condition through the wheel rim and highlights the dynamic, sporty look of the rear axle. Simultaneously, full operational functionality is maintained, including appropriate pad pressure, consistent piston operation, and stable pad guidance within the caliper bracket.

Benefits of Using an Original, Used Brake Caliper

Choosing an original, used brake caliper for the Mercedes W176 AMG Line is a solution that combines cost control with the preservation of factory specifications. In practice, this means:

• maintaining the original braking characteristics intended by the manufacturer,
• guaranteed fitment with standard discs, pads, and lines,
• no need for modifications to mounting points or additional adapters,
• a cohesive, sporty look for the rear axle thanks to the red color.

For users who want to manage their service budget consciously, an original used caliper is often a more predictable choice than inexpensive aftermarket alternatives of unknown quality.

Professional Selection and Operation of Brake Calipers

To fully utilize the potential of this component, it is important to ensure proper installation and inspection of cooperating components – brake discs, pads, and lines. The mechanic should verify system tightness, uniform piston operation, and correct bleeding, so that the braking system maintains stable effectiveness across the entire load range.

If you want to better understand how to safely use original, used brake system components and how to reduce service costs with them, read the article: Brake Calipers Under the Microscope: How to Effectively Reduce Brake System Repair Costs. This is a practical discussion of the principles for selecting and operating reconditioned calipers.

Brake System Upgrade for Mercedes

If you are planning a comprehensive repair or modernization of the braking zone in your Mercedes and need other parts from the same group, such as additional calipers, caliper brackets, or mounting supports, check the available parts in the Mercedes Brake Calipers and Brackets category.

This allows you to select a cohesive set of components in one place, which helps maintain consistent braking characteristics on both axles and preserve a uniform aesthetic for the entire system.