Brake Caliper Mercedes W211 W219 Front Left N/S Wheel Brake Unit A0044200983

Brake Caliper Mercedes W211 W219 Front Left N/S Wheel Brake Unit is a factory-original braking system component from the Brake calipers and brackets category, designed for installation on the front left axle of Mercedes E-Class (W211) and CLS (W219) vehicles. This used original component ensures a proper fit with the hub, brake disc, and brake line, which translates into stable system operation and predictable vehicle behavior during braking.

Specifications and technical data

• SKU: A0044200983
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0044200983
• Substitutable numbers: A0044200983, A 004 420 09 83
• Location on the vehicle: Front, Left
• Category: Calipers & Brackets

Purpose and vehicle placement

The presented caliper is designed to operate on the front left axle of the vehicle, in the immediate vicinity of the brake disc and wheel hub. Its design allows for the correct guidance of brake pads and their even pressure against the working surface of the disc, which is crucial for stable deceleration and maintaining the driving line during intensive braking.

Its original Mercedes origin ensures the preservation of factory mounting geometry, the correct spacing of guides, and compatibility with the standard braking equipment used in W211 and W219 models.

Technical and functional characteristics

The caliper belongs to the Brake calipers and brackets group, meaning it is responsible for both generating braking force and stably guiding the pads within the carrier. The design provided by the manufacturer ensures:

• adequate body rigidity, reducing deformation under high system pressures,
• precise pad guidance, which reduces the risk of jamming and uneven wear,
• proper cooperation with the brake line and bleeder screw, facilitating system maintenance.

As a used part, the caliper is a sensible choice for maintenance repairs when the priority is to maintain the factory design of the braking system while optimizing service costs.

Benefits of using an original Mercedes caliper

Using an original caliper in a Mercedes W211 or W219 allows for maintaining the consistency of the entire braking system with the manufacturer's specifications. The most important advantages of this solution include:

• Factory fit – maintaining the correct position relative to the disc and hub, which minimizes the risk of vibrations and uneven pad wear.
• Compatibility with standard components – the ability to work with original discs, pads, and lines without the need for modifications.
• Stable operating parameters – predictable system behavior during emergency braking and under high thermal loads.

For users considering the purchase of a used braking system component, a conscious approach to part selection is particularly important. A properly selected caliper allows for maintaining driving safety while reducing costs compared to purchasing a new unit.

Selection and safety of used brake components

When choosing a used caliper for a Mercedes, it is worth paying attention to compatibility with the specific body version and braking system, as well as the condition of the working surfaces, threads, and mounting points. A properly verified component can successfully operate in the vehicle for years of further use, provided it is correctly installed and the system is bled.

If you want to deepen your knowledge on the conscious selection of used brake components, such as discs, calipers, or ABS components, check out our guide: Second-hand braking system: how to safely select discs, calipers, and ABS?

Expanding the braking system in a Mercedes

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.