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Mercedes-Benz Sprinter W906 Brake Booster Servo Master Cylinder A9064300908
SKU: rhd-A0004312127
Product from a certified dismantling facility
Condition:
Used
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The Brake Booster with Master Cylinder for Mercedes-Benz Sprinter W906 is an original brake system component designed for commercial vehicles of this series. Thanks to its factory OEM construction, it ensures stable braking force transfer, precise pedal operation, and compatibility with the original Mercedes brake system architecture.
Specifications and technical data
- SKU: rhd-A0004312127
- Mark: Mercedes (Genuine OE)
- Condition: Used
- OEM Part Number: A0004312127
- Substitutable numbers: A0004312127, A 000 431 21 27, A9064300908, A 906 430 09 08
- Category: Brake Servos
Purpose and Function in the Braking System
The presented brake booster and master cylinder assembly is a key element responsible for amplifying the force applied to the brake pedal and distributing working pressure to the brake circuits. In a vehicle like the Mercedes-Benz Sprinter W906, which often operates under heavy loads, a properly functioning brake booster and master cylinder directly impact braking distance, vehicle stability, and the safety of the driver and cargo.
The original Mercedes design allows for the preservation of the system's factory operating parameters, including pedal stroke characteristics, linearity of pressure build-up, and compatibility with other brake hydraulics components.
Construction of the Brake Booster and Master Cylinder Assembly
The brake booster in this Sprinter model utilizes a vacuum-assisted booster connected to the master brake cylinder as a single assembly. This solution:
- simplifies the installation and removal of the entire module on the engine compartment bulkhead,
- ensures a rigid connection to the brake pedal and vacuum system,
- enables precise pressure metering in the brake circuits.
The factory mounting geometry and pedal pushrod length are tailored for the Sprinter W906, eliminating the need for modifications and allowing for the preservation of the correct brake pedal position and travel.
Benefits of Using the Original Sprinter W906 Brake Booster
Using the original brake booster and master cylinder assembly in the Mercedes Sprinter W906 offers a range of practical operational benefits:
- preservation of factory braking characteristics, crucial for frequent driving with loads,
- compatibility with vehicle safety systems (e.g., ABS/ESP, if present in the specific configuration),
- easier diagnostics and servicing due to compliance with manufacturer documentation,
- reduction of the risk of leaks and incorrect pedal travel resulting from incompatible aftermarket parts.
This component, from the Brake Boosters and Force Correctors category, directly impacts the comfort of brake pedal operation, as well as the repeatability and predictability of the system's response in emergency situations.
Condition, Selection, and Practical Application
The offered assembly is a used part, sourced from disassembly, allowing for economical repair while maintaining original OEM quality. For the braking system, it is particularly important to select components according to the manufacturer's designations – this brake booster and master cylinder model has been specifically designed for the Sprinter W906 architecture, ensuring full mounting compatibility with factory brackets and brake lines.
Before installation, standard service procedures are recommended: leak testing, verification of piston operation and pedal return, and proper bleeding of the system after installation. This approach minimizes the risk of a soft pedal and uneven distribution of braking force between axles.
Braking System Expansion and Auxiliary Materials
If you are planning a comprehensive repair or upgrade of the braking area in your Mercedes and need other parts from the same group, such as brake boosters, brake force correctors, or complete power brake modules, check the available parts in the Mercedes Brake Boosters and Force Correctors category.
For larger servicing tasks, it is also worth considering the thermal comfort inside the vehicle, especially when the Sprinter operates year-round. Practical tips on selecting used OEM components for the air conditioning and heating system, maintenance schedules, and service procedures can be found in the article Air Conditioning and Heating – Parts Selection and Maintenance for Year-Round Comfort, which facilitates planning comprehensive service for a commercial vehicle.
Delivery details
Ship to: United Kingdom
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Estimated delivery dates include sellers dispatch time, origin postcode,destination postcode and time of acceptance, and will depend on the postage service selected and receipt of cleared payment. Delivery times may vary, especially during peak periods.
Will usually dispatch within same working day if paid before 14:00 BST (excludes weekends and holidays). Expected dispatch time may vary and is based on sellers order cut-off time.
In the automotive store Global Parts, we offer fast and secure deliveries for our customers in United Kingdom, ensuring maximum compliance with local service standards. Each order is processed with the utmost attention, guaranteeing a fluid shopping process and a timely delivery. If you need assistance in choosing the right part, our team of consultants will be happy to help you find the right part for your vehicle and provide information on installation, availability and parameters of the selected components.