Mercedes SLK R171 Brake Servo Brake Master Cylinder Booster A1714300130

The Brake Booster (Booster + Master Cylinder) for Mercedes SLK R171 is an original brake system component from the Mercedes group, designed for precise integration with the factory ABS/ESP system. Using a complete brake force amplifier integrated with the master cylinder allows for maintaining correct pressure in the brake circuits and stable, predictable brake pedal operation. This solution is particularly important for a lightweight, rear-wheel-drive roadster like the SLK R171.

Specifications and technical data

• SKU: rhd-A1714300130
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1714300130
• Substitutable numbers: A1714300130, A 171 430 01 30, A0054309030, A1714300330
• Category: Brake Servos

Purpose and Role in the Braking System

The presented brake booster with master cylinder has been specifically designed for the Mercedes SLK R171 generation, maintaining factory operating parameters. This component is responsible for:

• amplifying the force applied to the brake pedal using engine vacuum,
• stable pressure distribution in the brake circuits,
• maintaining a consistent brake pedal engagement point under various driving conditions.

This provides the driver with predictable braking characteristics, which translates to safer vehicle handling in both city traffic and at higher speeds.

Construction and Fitment for Mercedes SLK R171

The brake booster in this configuration combines the booster and the master brake cylinder in a single housing. This design ensures:

• factory mounting points to the SLK R171 body bulkhead,
• compatibility with the original brake pedal and control rod,
• adaptation for operation with the brake hydraulics system used in this model.

As a part from the Brake Boosters and Force Regulators group, this component works with other system components (calipers, lines, ABS module), maintaining the factory braking force distribution characteristics between the axles.

Benefits of Using an Original Booster with Master Cylinder

Selecting the correct brake booster for a specific body version and braking system is crucial for safety. Using an original solution designed for the SLK R171 ensures, among other things:

• proper integration with the vehicle's electronics (ABS/ESP) due to matching operating parameters,
• appropriate brake pedal travel and firmness characteristics,
• reduced risk of uneven braking or extended braking distances resulting from the use of unsuitable aftermarket parts,
• easier diagnosis of potential brake system faults, as the factory configuration serves as a reference point.

This component comes from the OEM Mercedes segment, meaning it maintains the geometry, material quality, and assembly standards consistent with the vehicle manufacturer's requirements.

Condition, Verification, and Service Application

The offered component is a used part, which in workshop practice often represents a favorable compromise between repair cost and maintaining the vehicle's original specification. Such elements are frequently used in:

• post-accident repairs where the bulkhead or brake system has been damaged,
• cases of booster or master cylinder leaks causing a soft brake pedal,
• renovations and restoration of full brake system functionality in older SLK R171 models.

Before installation, the standard service procedure is recommended: checking system leaks, bleeding the brake circuits, and verifying correct pedal operation and booster function during a test drive.

Part Selection and Technical Support

When selecting brake system components for premium vehicles like the Mercedes SLK, it is important to use parts of known origin and compatibility with the factory specification. If you have doubts about your vehicle's configuration, it is advisable to consult a mechanic or the store's technical department, providing your vehicle's details and information from the VIN plate.

Additional tips on selecting and maintaining components responsible for driving comfort and safety can be found in the article on selecting and maintaining air conditioning and heating components in a car, which discusses a practical approach to used OEM parts, service schedules, and inspection procedures.