Mercedes W169 W245 Front Left N/S Wheel Brake Caliper 276x22

Mercedes W169 W245 Front Left N/S Wheel Brake Caliper 276x22 is an original brake system component designed for the front axle on the driver's side. This used brake caliper from this series ensures a factory-fit to the hub, steering knuckle, and brake disc, which translates into stable pad guidance and consistent braking performance. It is a solution for users who expect consistency with the factory brake system design and predictable vehicle behavior during daily operation.

Specifications and technical data

• SKU: A1694201383
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1694201483
• Substitutable numbers: A1694201383, A 169 420 13 83, A1694201315, A 169 420 13 15
• Location on the vehicle: Front, Left
• Category: Calipers & Brackets

Purpose and fitment

The presented brake caliper is designed for use on the front left side of the vehicle, which is crucial for proper bleeding and routing of the brake line. The design complies with the manufacturer's factory specifications, ensuring correct mounting geometry relative to the disc and proper pad positioning.

As an item in the Brake calipers and brackets category, this part works with the stock discs, pads, and brake lines used in the specific model. This facilitates maintenance and reduces the risk of compatibility issues when replacing a single component within the brake system.

Construction and function in the brake system

The caliper is responsible for converting hydraulic pressure from the brake master cylinder into clamping force of the pads against the disc. A properly functioning component:

• ensures even pad pressure on both sides of the disc,
• maintains stable pad guidance in the carrier,
• reduces vehicle pulling during braking,
• promotes even wear of pads and discs.

The original caliper design is optimized for efficient heat dissipation from the disc-pad area, which helps maintain consistent braking performance under typical road conditions.

Benefits of using an original brake caliper

Using an original brake caliper instead of a worn or damaged component allows you to maintain the parameters specified by the vehicle manufacturer. Key advantages include:

• Factory fitment – compatibility with the geometry of the steering knuckle, hub, and disc, without the need for mounting modifications.
• Consistency with the stock brake system – compatibility with the original brake line, disc, and pads.
• Predictable vehicle behavior – stable braking on the axle, without unwanted vibrations resulting from incorrect caliper alignment.
• Easier diagnostics – the mechanic works with a solution known from the factory configuration, which facilitates the assessment of the entire system's condition.

Professional installation and operation

When replacing the caliper, it is recommended to simultaneously check the condition of the discs, pads, and brake lines, as well as thoroughly bleed the system. Proper installation includes:

• cleaning the contact surfaces on the steering knuckle and carrier,
• checking the free movement of the guide pins,
• using appropriate assembly lubricants in the areas specified by the manufacturer,
• verifying the tightness of hydraulic connections after installation.

By following these procedures, the caliper can operate stably over a long period, and the brake system maintains proper efficiency and consistency of operation.

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 mounting brackets, check the available parts in the Mercedes brake calipers and brackets category.

Safe selection of a used brake caliper

When choosing a used brake caliper, it is crucial to pay attention to compatibility with the specific vehicle version, placement on the vehicle, and the condition of working elements such as the piston and guide pins. It is also worth ensuring that the part numbers and interchangeable numbers are properly matched to the car's configuration – this helps avoid problems with installation and system operation.

If you want to streamline the process of selecting second-hand brake system components and minimize the risk of a mismatched purchase, use the practical tips included in the article Second-hand brake system: how to safely choose discs, calipers, and ABS?. This is a helpful supplement when planning a caliper replacement in your car.