Mercedes-Benz S W221 Automatic AMG Brake Pedal Assembly Bracket A2212900419

The AMG brake pedal assembly for Mercedes S-Class W221 with automatic transmission is an original mounting component designed for the factory driver's footwell in AMG versions. The pedal bracket design is tailored to the specifics of the automatic system, ensuring precise pedal movement, stable mounting, and predictable braking system operation. By maintaining OEM geometry, the comfort of brake force modulation and the ergonomics of the driving position remain consistent with the manufacturer's standard.

Specifications and technical data

• SKU: rhd-A2402900318
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2402900318
• Substitutable numbers: A2402900318, A 240 290 03 18, A2212900419, A 221 290 04 19, KZ
• Gearbox type: Automatic
• Category: Pedal Assemblies, Pads & Parts

Purpose and Function in the Braking System

The presented AMG brake pedal assembly is a component from the Pedals, Pedal Covers, and Footrests group, responsible for transferring force from the driver's foot to the braking system. The integrated bracket stabilizes the entire structure within the bulkhead, minimizing flex and unwanted play during intense braking. The solution dedicated to automatic transmission versions eliminates the need for an additional clutch pedal, allowing for optimal component placement in the driver's footwell.

The AMG version is distinguished by its sporty purpose, which is why the pedal arm geometry and pivot point are selected to ensure repeatable braking system response during dynamic driving. The appropriately chosen pedal travel facilitates precise modulation of braking force, translating into predictable vehicle behavior in emergency situations.

Construction and Fit for Mercedes S W221

The AMG brake pedal assembly for the Mercedes S-Class W221 has been developed as a component structurally compliant with the factory mounting points in the body. This means that installation is carried out in existing holes and on original mating surfaces, without the need for modifications or adaptations. The rigid bracket construction limits twisting and deformation during operation, which is important for both safety and the durability of the entire system.

The arrangement of the pivot axis, return spring mounting points, and the interface with the brake booster is consistent with the factory Mercedes specification. This preserves the system's operating parameters, such as pedal force characteristics and usable travel range. This is particularly important in S-Class vehicles, where a high level of refinement and repeatable operation of all components is expected.

Benefits of Using an Original AMG Brake Pedal Assembly

Using an original AMG brake pedal assembly in the Mercedes S W221 offers a range of user and service benefits. The most important include:

• maintaining factory pedal position ergonomics relative to the seat and steering wheel,
• consistent operation with the vehicle's braking system and electronics,
• stable mounting due to alignment with original body mounting points,
• reducing the risk of incorrect brake operation resulting from the use of unsuitable replacements.

The component comes from the group of original Mercedes brand components, which in practice means material, dimensional, and structural compliance with the vehicle's factory equipment. For the user, this translates into predictable car behavior and easier diagnostics in case of potential brake system inspections.

Application in Vehicles with Automatic Transmission

The presented AMG brake pedal assembly is designed to work with an automatic transmission. The absence of a clutch pedal has allowed for the optimization of the brake pedal position for driving comfort in urban traffic and during long journeys. The design takes into account the typical loads resulting from frequent brake operation, characteristic of vehicles with automatic transmissions.

In practice, this means that the driver receives a brake control system adapted to the specifics of an automatic – with appropriately selected return force, working travel, and operating characteristics. This solution is particularly beneficial in S-Class sedans, where a smooth, predictable response to every pedal press is expected.

Condition, Origin, and Part Selection

The offered AMG brake pedal assembly is a used part, allowing for economical repair or replacement of the component while maintaining the original manufacturer's specifications. For many users, this is a reasonable compromise between cost and quality, especially for complexly designed S-Class models.

If you are considering whether refurbishment or installation of a used OEM part would be a better choice, the article describing the differences between these solutions may be helpful – you can find more information in the material Refurbished or Used Original – Which Part to Choose for Repair?.

If you are planning a comprehensive repair or upgrade of the brake control area in your Mercedes and need other components from the same group, such as additional pedals, covers, or driver's footrests, check the available parts in the Mercedes Pedals, Pedal Covers, and Footrests category.