Mercedes Vito W639 Brake Caliper Rear Right O/S Braking Unit A6394200983

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes Vito W639 Brake Caliper Rear Right O/S Braking Unit is an original braking system component designed for installation on the rear axle on the driver's side. This used brake caliper provides a functional service solution, allowing for the restoration of proper brake operation while maintaining factory geometry and fitment for the Vito W639 model. Thanks to the precise manufacturing by the Mercedes brand, the component ensures proper interaction with the brake disc, pads, and brake lines.

Specifications and technical data

• SKU: A6394200983-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6394200983
• Substitutable numbers: A6394200983, A 639 420 09 83
• Location on the vehicle: Rear, Right
• Category: Calipers & Brackets

Purpose and vehicle placement

The presented brake caliper is dedicated for installation on the rear right side of the vehicle, which is crucial for the correct distribution of braking force and the operation of the correction system. The design is optimized for compatibility with the factory braking system of the Mercedes Vito W639, ensuring compliance with the technical parameters specified by the manufacturer.

The placement on the vehicle is clearly defined, which facilitates the selection of parts during repair or replacement of a unilaterally worn caliper. In practice, this reduces the risk of installation errors and ensures consistency with other rear axle components.

Technical and functional characteristics

The Mercedes Vito W639 Brake Caliper Rear Right O/S Braking Unit belongs to the Brake calipers and carriers group, responsible for generating the clamping force of the pads against the disc and providing stable guidance for friction elements. The design of the caliper allows for even pressure distribution on the working surface, which translates into predictable, repeatable braking under typical operating conditions.

The original origin from the Mercedes production line means that the correct dimensional tolerances, mounting spacing, and guide geometry are maintained. As a result, the caliper works with factory discs, pads, and lines without the need for modifications or adaptations. This solution is particularly beneficial for servicing commercial vehicles, where operational predictability and ease of installation are paramount.

Condition, verification, and service application

The item is offered as a used part, which represents a reasonable compromise between repair costs and maintaining the manufacturer's original specifications. Such components are frequently used in professional workshops for maintenance repairs, especially in fleet and delivery vehicles, where cost-efficiency is important while maintaining the proper operation of the braking system.

The caliper can be used both for standard replacement of a damaged component and for staged regeneration of the rear axle braking system. When combined with properly selected discs and pads, it helps restore stable braking parameters, reduce uneven pad wear, and minimize the risk of disc overheating.

Selection, compatibility, and technical support

To correctly select the Mercedes Vito W639 Brake Caliper Rear Right O/S Braking Unit, it is worth verifying compatibility with the vehicle's documentation and the existing braking system. The product has assigned catalog numbers and interchangeable numbers, which facilitates unambiguous identification in service systems and parts catalogs. This minimizes the risk of installing an incorrect design variant.

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, brackets, or guide carriers, check the available parts in the Mercedes Brake calipers and carriers category.

When choosing a used brake caliper, it is worth following proven inspection and installation procedures. Detailed tips on the safe selection of braking system components can be found in the article: Second-hand braking system: how to safely select discs, calipers, and ABS?.

Summary of benefits

Mercedes Vito W639 Brake Caliper Rear Right O/S Braking Unit is a practical service solution for users and workshops servicing vehicles of this series. The original design, dedicated vehicle placement, and classification in the Brake calipers and carriers category help maintain factory braking parameters. Choosing a used, original component allows for optimizing repair costs while maintaining compliance with the manufacturer's technical requirements.