Porsche Cayenne 92A VW Touareg 7P Brake Servo Master Cylinder 7P5612101B

Porsche Cayenne 92A VW Touareg 7P Brake Servo Master Cylinder is an original brake system component from the Brake Servos and Brake Force Regulators category, designed for premium vehicles. This used OEM component ensures factory-fitment to the braking system, stable brake assistance, and predictable brake pedal performance. It is a solution for users who expect a proven design and wish to maintain compliance with Porsche and Volkswagen factory specifications.

Specifications and technical data

• SKU: 7P5612101B
• Mark: Porsche
• Condition: Used
• OEM Part Number: 7P5612101B
• Substitutable numbers: 7P5612101B, 7P5 612 101 B, 95835592302, 958 355 923 02, 95835501502, 958 355 015 02, 95835511300, 958 355 113 00
• Category: Brake Servos

Purpose and function in the braking system

The described brake servo and master cylinder assembly is responsible for increasing the force applied to the brake pedal and precisely metering pressure in the brake circuits. In vehicles such as the Porsche Cayenne 92A and VW Touareg 7P, it is crucial for stable, repeatable brake performance under high vehicle weight and dynamic driving conditions.

Selecting an original OEM component is particularly important in SUV-class vehicles, where the braking system operates under higher thermal and mechanical loads. Using the correct servo with a master cylinder allows for maintaining the factory pedal travel characteristics, pressure linearity, and proper cooperation with ABS and ESP systems.

Benefits of using an original brake servo

Using an original brake servo assembly in a Porsche Cayenne 92A or VW Touareg 7P provides a number of practical technical benefits:

• Factory fitment to the engine bay geometry and braking system – no need for modifications to mounts or lines.
• Consistent cooperation with the factory brake force regulator and vehicle electronics.
• Stable assistance characteristics, facilitating precise brake force metering in daily use.
• Reduced risk of safety system malfunctions resulting from the use of unsuitable aftermarket replacements.

For workshops and private users, this means shorter installation time, a predictable repair outcome, and the preservation of braking parameters close to factory standards.

Condition, origin, and installation aspects

The part comes from a Porsche vehicle and is offered as a used component, which allows for optimizing repair costs while maintaining the original design. A used OEM component is particularly attractive for complex braking systems where new factory parts are significantly more expensive.

Before installation, a standard workshop procedure is recommended, including checking the system for leaks, bleeding the brake circuits, and verifying the correct position of the brake pedal. A properly selected brake servo and master cylinder helps maintain the correct pedal travel and even pressure distribution between the vehicle's axles.

Part selection by numbers and compatibility

The product has a dedicated OEM part number and a set of interchangeable numbers, which facilitates precise identification in manufacturer catalogs and service systems. This allows for controlled matching of the brake servo to a specific engine version and equipment level of the Porsche Cayenne 92A or VW Touareg 7P, minimizing the risk of ordering errors.

When selecting, it is recommended to compare the part number with the currently installed component and verify it in the manufacturer's catalog or via the VIN system. This approach is particularly important for vehicles that have undergone updates or have different braking system variants.

Brake system expansion and additional materials

If you are planning a comprehensive repair or upgrade of the braking zone in your Porsche and need other elements from the same group, such as servos, brake force regulators, or related modules, check out the available parts in the Porsche Brake Servos and Brake Force Regulators category.

For major service work, it is also worth taking care of systems that affect driving comfort and safety. When selecting used OEM components and planning a service schedule, the following guide will be helpful: Air conditioning and heating – part selection and maintenance for year-round comfort, which discusses practical procedures, comparison tables, and answers to frequently asked questions.