Mercedes-Benz M-Class ML W163 Brake Servo Master Cylinder A1634300630

Mercedes-Benz M-Class ML W163 Brake Servo Master Cylinder with the brake booster and master cylinder is an original braking system component, designed specifically for this generation of SUV. The use of a complete brake booster and master cylinder assembly ensures stable system pressure and predictable pedal response, which translates into safe and comfortable braking in daily operation. This is an OEM solution that allows you to restore the factory performance parameters of the braking system without compromise.

Specifications and technical data

• SKU: A0004317201
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1634300630
• Substitutable numbers: A1634300630, A 163 430 06 30, A0014300708, A 001 430 07 08, A0004317201, A 000 431 72 01, A0024313402, A 002 431 34 02, EM
• Category: Brake Servos

Purpose and function in the braking system

The described brake booster and master cylinder assembly is responsible for assisting the force applied to the brake pedal and precisely metering pressure in the brake circuits. The booster uses engine vacuum to reduce driver effort, while the integrated master cylinder distributes pressure to individual circuits, stabilizing the operation of the entire system.

In practice, this means:

• more predictable vehicle response to brake pedal input,
• better vehicle control during emergency braking,
• maintaining proper system pressure under various vehicle loads.

Construction of the brake booster and brake force regulator assembly

The component belongs to the Brake boosters and brake force regulators category, meaning it combines the function of assistance and regulation of brake force distribution between the axles. The OEM design is matched to the geometry of the engine bay in the Mercedes M-Class W163, ensuring that the correct mounting points and compatibility with factory brake lines and accessories are maintained.

Key design features:

• vacuum booster assembly working with the engine vacuum system,
• integrated brake master cylinder matched to the diameter and stroke intended for this model,
• OEM solution ensuring compliance with factory braking system performance parameters.

Benefits of using an original Mercedes component

Using an original brake booster and master cylinder assembly in the Mercedes M-Class W163 allows you to maintain the factory braking characteristics, which is particularly important in a heavier SUV. Precise pressure metering and a properly selected brake pedal ratio influence vehicle stability, especially when driving with a load or towing a trailer.

The main advantages include:

• maintaining the factory brake pedal "engagement" point,
• consistent cooperation with safety systems (ABS, ESP) intended for this model,
• reducing the risk of uneven axle braking during sudden maneuvers.

Condition, fitment, and installation aspects

The offered component is from the Brake boosters and brake force regulators category and comes from a Mercedes vehicle, which facilitates selection in terms of compatibility with a specific version of the M-Class W163. Before installation, a standard workshop procedure is recommended: checking for leaks, verifying the operation of the piston and pedal lever, and thoroughly bleeding the braking system after installation.

In practice, installation at a specialized service center allows you to:

• minimize vehicle downtime,
• ensure correct adjustment of the connection to the brake pedal,
• verify compatibility with existing brake lines and accessories.

Braking system upgrade expansion

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 boosters, brake force regulators, or complete assistance assemblies, check the available parts in the Mercedes brake boosters and brake force regulators category.

When working on the braking system, it is also worth taking care of the general condition of the vehicle, including the efficiency of systems affecting driving comfort and safety. The following article will be helpful in selecting used OEM components and planning service: Air conditioning and heating – part selection and maintenance for year-round comfort, where you will find practical procedures and tips regarding working with original components.

Summary

Mercedes-Benz M-Class ML W163 Brake Servo Master Cylinder is a technically matched OEM component that allows you to restore the correct braking characteristics in this model. The assembly from the Brake boosters and brake force regulators category ensures proper pedal assistance, stable pressure in the circuits, and predictable vehicle response, which translates into safe and comfortable car operation after the repair is completed.