Range Rover L322 Brake Servo Master Cylinder Brake Booster Unit AH42-2B195-BA

Range Rover L322 Brake Booster – Servo with Brake Master Cylinder is an original brake force amplification assembly designed for the factory brake system. The complete servo and master cylinder module ensures stable pressure in the brake circuits, resulting in predictable pedal response and safe deceleration during daily use. This is an OEM solution that restores proper brake system function without compromising fit, sealing, or performance characteristics.

Specifications and technical data

• SKU: RHD-AH42-2B195-BA
• Mark: Range Rover
• Condition: Used
• OEM Part Number: AH42-2B195-BA
• Substitutable numbers: LR019599, AH422002BA, AH42-2002-BA, AH422B195BA, AH42-2B195-BA, LR012901, AH422004BA, AH42-2004-BA, LR012902, AH422063AA, AH42-2063-AA
• Part type: Brake Servo & Master Cylinder
• Category: Brake Servos

Technical Characteristics and Role in the Braking System

The presented servo and brake master cylinder assembly is responsible for amplifying the force applied to the pedal and precisely dosing pressure in the brake circuits. The vacuum-assisted servo reduces the effort required for effective braking, and the integrated master cylinder distributes pressure to individual circuits, maintaining stable performance characteristics even under intensive vehicle use.

The original design for the Range Rover L322 guarantees proper fit to the factory mounting, correct interaction with the brake pedal, and compatibility with the existing hydraulic system. This preserves the factory pedal geometry and travel, which is crucial for predictable vehicle response during emergency braking and in conditions with variable grip.

Benefits of Using an Original Servo and Brake Force Regulator

Using a complete assembly from the Servos and Brake Force Regulators category allows for restoring the system's operating parameters to the manufacturer's specifications. In practice, this means:

• more linear and repeatable brake pedal response,
• proper distribution of braking force between the vehicle's axles,
• better vehicle control during hard braking,
• maintained compatibility with safety systems such as ABS or stability control systems.

For the user, this translates to more confident brake feel, reduced fatigue during city driving, and stable vehicle behavior in critical situations.

Original Origin and Compliance with Replacement Numbers

This component comes from the line of parts intended for Range Rover, meaning it adheres to manufacturer standards in terms of materials, construction, and performance. The servo and master cylinder assembly is linked to a dedicated OEM part number and a set of replacement numbers, facilitating the selection of the correct component for a specific vehicle configuration.

The presence of reference numbers allows for quick verification of compatibility with your vehicle, as well as comparison with other variants used in a given model year or engine version. This is particularly important when selecting used brake system components, where precise fit directly impacts driving safety.

Condition, Application, and Installation Tips

The product is offered as a used part, allowing for economical brake system repair while maintaining original specifications. Before installation, standard service procedures are recommended: leak testing, verifying master cylinder piston operation, checking vacuum connections, and proper bleeding of the entire system after installation. A correctly selected and installed servo with brake master cylinder assembly restores full system functionality, minimizing the risk of a soft pedal, uneven braking, or extended stopping distances.

To better plan servicing and the selection of used parts for your car, we recommend consulting our guide on choosing the best used genuine car parts, where we discuss practical criteria for evaluating components and provide examples for popular car models.

Summary and Additional Technical Materials

The complete servo and brake master cylinder assembly for the Range Rover L322 is a solution for users who expect factory braking characteristics and a reliable fit with the existing system. Choosing an original module from the servos and brake force regulators category helps maintain a high level of safety and driving comfort for a heavy premium vehicle.

If you are planning a comprehensive vehicle inspection, including the braking system and components affecting driving comfort, our article on selecting and maintaining air conditioning and heating components for year-round comfort may be helpful, as it facilitates planning service work within a single maintenance cycle.