Citroën Relay III Brake Caliper Housing Cylinder Rear Left N/S 1651766580

Citroën Relay III Brake Caliper Housing Cylinder Rear Left N/S is an original component from the Brake calipers and carriers group, designed for operation in the rear left part of the braking system. It enables professional caliper rebuilding while maintaining factory mounting geometry and correct braking force guidance.

Specifications and technical data

• SKU: 1651766580
• Mark: Citroën
• Condition: Used
• OEM Part Number: 1651766580
• Substitutable numbers: 1651766580, 16 517 665 80
• Location on the vehicle: Rear, Left
• Part type: Brake Caliper
• Category: Calipers & Brackets

Purpose and function in the braking system

The rear left caliper housing in the Citroën Relay III model is responsible for the stable seating of the caliper's working components and their proper guidance relative to the brake disc. A correctly selected part allows for even brake pad wear, proper piston operation, and predictable vehicle response during braking.

Thanks to its dedicated placement on the vehicle (rear, left side), the component works with the factory beam, hub, and disc, which reduces the risk of vibration, noise, and uneven pressure. This is particularly important in commercial vehicles, where the braking system operates under increased load.

Construction and fitment for Citroën

The housing was designed by the Citroën brand as a brake system component with specific stiffness and resistance to thermal loads. The design provides appropriate slots for guide pins, mounting points to the steering knuckle, and surfaces interacting with the brake pads, which facilitates installation and subsequent maintenance.

Its original origin from the Citroën Relay III family ensures the maintenance of proper axial alignment relative to the disc and compatibility with factory mounting accessories. Such fitment minimizes the need for modifications and allows for the efficient restoration of the braking system's full efficiency.

Benefits of using an original caliper housing

Using a dedicated rear left caliper housing translates into a number of practical operational benefits:

• maintenance of factory braking characteristics on the rear axle,
• correct guidance of brake pads relative to the disc,
• reduction of the risk of uneven wear of friction elements,
• easier diagnostics and service thanks to compliance with manufacturer documentation.

For commercial vehicles such as the Citroën Relay III, this has a direct impact on driving safety when fully loaded and on the predictability of the vehicle's behavior in emergency situations. A properly selected caliper housing also helps maintain driving stability during heavy braking.

Vehicle placement and installation aspects

The element is intended for installation in the rear, left part of the vehicle, which determines its geometry and the way it interacts with other components of the braking system. Proper placement on the vehicle makes it easier for the mechanic to identify the installation side and reduces the risk of errors when selecting parts.

When replacing the caliper housing, it is recommended to check the condition of the guide pins, brake pads, discs, and brake hose to fully utilize the potential of the newly installed element. Such an approach allows for restoring the consistency of the entire assembly and ensuring stable brake operation in the long term.

Safe selection of used braking system components

In the case of components such as a brake caliper housing, an informed assessment of the part's condition and its compatibility with a specific vehicle version is particularly important. To organize the process of selecting and installing used brake components, it is worth using the practical tips contained in the article: Second-hand braking system: how to safely select discs, calipers, and ABS?. This is a helpful compendium for those who want to combine economical purchasing with maintaining a high level of safety.

Related Citroën Brake calipers and carriers

If you are planning a comprehensive repair or upgrade of the braking zone in your Citroën and need other elements from the same group, such as additional caliper housings, mounting brackets, or guide carriers, check the available parts in the Citroën Brake calipers and carriers category.