Mercedes Benz W176 AMG A45 Front Left N/S Brembo Caliper 4-Pot Red

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes Benz W176 AMG A45 Front Left N/S Brembo Caliper 4-Pot Red is an original braking system component from the Brake calipers and carriers segment, designed for installation on the front left axle. The red finish emphasizes the sporty character of the AMG version, while the Brembo construction ensures stable, consistent performance in demanding road conditions.

Specifications and technical data

• SKU: A1764210798-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1764210798
• Substitutable numbers: A1764210798, A 176 421 07 98
• Location on the vehicle: Front, Left
• Color: Red
• Category: Calipers & Brackets

Purpose and function in the braking system

The presented caliper is dedicated to the front left side, which guarantees proper fitment to the suspension geometry and brake disc of the AMG A45 model. As a working component of the braking system, it is responsible for evenly pressing the brake pads against the disc, stabilizing braking force and shortening the vehicle's stopping distance.

The Brembo solution used in Mercedes sports versions ensures precise pad guidance, resistance to overheating, and predictable operating characteristics during repeated, intensive braking.

Construction, color, and visual aspect

The caliper belongs to the Brake calipers and carriers group, meaning it is designed as a rigid, stable load-bearing element for brake pads and guides. The red finish gives the braking system a distinctly sporty look, blending well with open-design wheels and highlighting the character of the AMG version.

The red color also serves a practical function – it facilitates visual assessment of the caliper surface condition and any potential dirt or leaks, which is useful during service checks and brake system inspections.

Benefits of using an original Brembo caliper

Choosing an original Brembo caliper for a Mercedes brings a number of measurable technical benefits:

• maintaining the factory braking characteristics intended for the AMG A45 version,
• secure fitment to the steering knuckle mounts and brake disc on the front left side,
• consistency with other braking system components, such as pads and lines,
• aesthetic, red finish emphasizing the vehicle's sporty character.

As a result, installing such a caliper is beneficial both from a safety perspective and for visual alignment with the AMG styling.

Characteristics of the used product

The offered caliper is a used component, which allows for a significant reduction in brake system repair costs while maintaining the manufacturer's original specifications. In practice, this means the ability to restore full brake functionality without the need to resort to aftermarket replacements with uncertain parameters.

Before installation, a standard service procedure is recommended: inspection of working surfaces, threads, mounting points, and – if necessary – replacement of wear-and-tear parts in accordance with workshop recommendations. This approach allows for the full utilization of the original Brembo caliper's potential in daily operation.

Selection, numbers, and technical support

The item has an assigned OEM part number and interchangeable numbers, which facilitates clear identification in catalogs and parts selection systems. In case of doubt regarding fitment to a specific vehicle configuration, it is worth using these markings or consulting a mechanic to confirm compatibility with a given Mercedes unit.

To better understand how to safely use original, used braking system components and how to optimize service costs, check out the guide: Brake calipers under the microscope: how to lower repair costs by choosing proven used parts.

Expanding brake system upgrades

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

If you are interested in the broader context of using used components in premium cars and want to better plan future repairs, it is also worth reading the article: why used original Mercedes parts are becoming a key trend in the premium car segment.