Brake Caliper Mercedes W140 W210 W220 Rear Rear O/S Wheel Brake A0014204083

Brake Caliper Mercedes W140 W210 W220 Rear Rear O/S Wheel Brake is an original braking system component designed for the rear axle, specifically engineered for selected premium models of the Mercedes brand. A used caliper from this group ensures factory-standard mounting geometry, proper interaction with the brake disc and pads, and predictable braking performance. It is a practical solution for users who want to maintain the structural integrity of the braking system without resorting to aftermarket replacements of unknown origin.

Specifications and technical data

• SKU: A0014204083
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0014204083
• Substitutable numbers: A0014204083, A 001 420 40 83
• Location on the vehicle: Rear
• Category: Calipers & Brackets

Purpose and function in the braking system

The described caliper operates on the rear axle of the vehicle, responsible for evenly pressing the pads against the disc and stabilizing the braking force on the rear axle. In the design of the Mercedes W140, W210, and W220 series, a correctly selected caliper is crucial for:

• maintaining the proper balance of braking force between the front and rear,
• vehicle stability during emergency braking,
• even wear of brake pads and discs,
• proper operation of assistance systems, such as ABS or ESP (if present in the specific vehicle).

By maintaining the original design of the mounts and guides, the caliper from this series allows for precise seating in the steering knuckle and correct guidance of the pads within the caliper, which translates into repeatable, predictable braking.

Benefits of using an original rear caliper

Using a component from the Brake calipers and brackets group sourced from a Mercedes allows for the preservation of material and structural consistency of the entire system. In practice, this means:

• factory fitment to the carrier, disc, and pads intended for the specific body series,
• appropriate operating characteristics of the piston and seals,
• correct positioning of the brake line connection port,
• easier installation without the need for modifications or the use of additional adapters.

For premium class models such as the W140, W210, or W220, maintaining the original braking system specification is particularly important for ride comfort, stability at higher speeds, and the predictable operation of safety systems.

Characteristics of the used component

The presented caliper is a used component, which in practice means it has been dismantled and may show signs of wear typical for this group of parts. This type of component is often chosen as an economical alternative to new parts, especially in the case of older Mercedes generations, where the priority is to maintain the original design at reasonable service costs.

Before installation, standard service procedures typical for brake calipers are recommended, such as checking the condition of the guides, seals, working surfaces, and the bleeder screw, and if necessary, refurbishing them according to workshop procedures. This allows for fully utilizing the potential of the part and ensuring safe, stable operation of the braking system.

Selection, compatibility, and technical support

To correctly select a caliper for a specific engine and equipment version of a Mercedes, it is worth verifying compatibility with the vehicle's service documentation or seeking assistance from a technical advisor. It is essential to match the type of rear disc, the type of carrier mounting, and the braking system configuration of the specific vehicle.

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

For users considering the purchase of used braking system components, a useful supplement to your knowledge would be a guide describing the criteria for the safe selection of such parts – you will find detailed tips in the article Second-hand braking system: how to safely select discs, calipers, and ABS?.

Summary

Brake Caliper Mercedes W140 W210 W220 Rear Rear O/S Wheel Brake is a practical choice for drivers who want to maintain the original braking characteristics of their car by using a used, factory-made component. A properly selected and prepared rear axle caliper helps maintain vehicle stability, even wear of friction elements, and predictable braking system operation, which has a direct impact on daily driving safety.