Mercedes W204 W212 Brake Caliper Front Left N/S Wheel Brake AMG A2044213581

Mercedes W204 W212 Front Left AMG Brake Caliper is an original part from the brake calipers and brackets category, designed for the front axle on the driver's side. A used AMG caliper helps maintain factory braking characteristics, ensuring consistency with other brake system components and proper fitment with the hub, disc, and suspension mounts.

Specifications and technical data

• SKU: A2044213581
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2044213581
• Substitutable numbers: A2044213581, A 204 421 35 81, A2044211194, A 204 421 11 94, BG
• Location on the vehicle: Front, Left
• Category: Calipers & Brackets

Intended Use and Brake System Compatibility

The presented caliper is designed for operation on the front left axle, which is crucial for correct brake force distribution and proper interaction with the disc and brake line. The AMG design is optimized for dynamic driving, offering stable pad guidance on the disc and consistent braking force across a wide range of operating temperatures.

Original origin from the Mercedes brand means adherence to factory dimensional tolerances, correct positioning relative to the disc, and compatibility with factory brackets and mounting bolts. This allows the caliper to be used both as a replacement part after a failure and during comprehensive brake system refurbishment for AMG versions.

Caliper Construction and Performance Parameters

This caliper belongs to a group of high-load elements, adapted for intensive use. The construction includes:

• stable guidance of brake pads under high thermal load conditions,
• appropriately selected piston geometry, ensuring even pressure on the disc,
• mounting adapted to the steering knuckle and hub in the W204/W212 platform.

A caliper configured in this way allows for predictable braking characteristics, which is particularly important in higher-powered and heavier vehicles. Using an original part minimizes the risk of issues such as uneven pad wear, disc runout, or improper piston retraction after releasing the brake pedal.

Benefits of Using an Original AMG Caliper

Choosing a used, original AMG caliper for the Mercedes W204/W212 is a solution that combines cost control with maintaining factory specifications. The key benefits include:

• Factory Fitment – maintaining original mounting geometry and position relative to the disc, without the need for modifications.
• Brake System Consistency – compatibility with manufacturer-specified discs, pads, and brake lines.
• Appropriate Performance Characteristics – maintaining braking parameters consistent with the AMG version's design, which is important for vehicle safety and stability.

A used caliper is a sensible choice for repairs where maintaining the original brake system configuration is a priority, without resorting to aftermarket parts with uncertain parameters.

Professional Selection and Installation

To fully utilize the potential of this component, installation in a specialized service center is recommended. This service should verify the condition of cooperating components – the disc, pads, lines, and brake fluid. A correctly installed caliper on the front left axle can restore even brake operation, eliminating phenomena such as the car pulling to one side during braking or uneven pad wear.

When assembling a larger set of components, it is worth considering the simultaneous replacement or refurbishment of the caliper on the right side to maintain the symmetry of the system's operation. This will help the car regain predictable behavior during emergency braking and under high thermal load conditions.

Related Products and Technical Materials

If you are looking for other Mercedes brake calipers and brackets for your car, check out the Mercedes brake calipers and brackets available in our store to select a complete solution for your entire braking system.

Before purchasing a used caliper, it is advisable to familiarize yourself with practical tips for safely selecting brake components – a detailed checklist can be found in the article Second-hand brake systems: how to safely choose discs, calipers, and ABS?, which will help verify key technical aspects before installation.