BMW F70 F74 Gran Coupé Brake Servo Booster Power Brake 5B77C56
SKU: RHD-5B77C56
Product from a certified dismantling facility
Condition:
Used
Available:
1
Delivery time:
Estimated delivery in the country United Kingdom between Thu, Apr 09 and Thu, Apr 16
Dispatched today if paid before 14:00
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Returns:
60 days return for UK 30 days return for other countries
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£598.95
1
Lowest price in the last 30 days: £598.95
Total for items
£598.95
The BMW F70 F74 Gran Coupé Brake Servo Booster Power Brake is an original brake servo designed for the braking system of BMW F series Gran Coupé models. This component from the Brake Boosters and Force Correctors group ensures stable brake assistance, improving pedal comfort and vehicle response predictability. Thanks to its factory OEM design, it is the right choice for professional repairs or restoring the full functionality of the braking system.
Specifications and technical data
- SKU: RHD-5B77C56
- Mark: BMW (Genuine OE)
- Condition: Used
- OEM Part Number: 5B77C52
- Substitutable numbers: 5B77C56, 34505B77C56, 5B77C52
- Part type: Brake Servo
- Category: Brake Servos
Purpose and Function in the Braking System
The presented brake servo has been specifically designed for the BMW F70/F74 Gran Coupé platform, where it is responsible for assisting the braking pedal force. A correctly selected booster allows for repeatable braking characteristics, shortens the driver's subjective reaction time, and reduces fatigue during city driving and on longer journeys.
As an OEM component, the servo works in conjunction with the factory brake master cylinder, ABS/ESP system, and other hydraulic components, maintaining the parameters specified by the vehicle manufacturer. This is particularly important in Gran Coupé class cars, where both comfort and precise handling are expected.
Benefits of Using an Original BMW Servo
Using an original brake servo in the BMW F70/F74 Gran Coupé offers a range of practical technical benefits:
- Factory Compatibility – fits engine bay geometry and standard mounting points without requiring modifications.
- Seamless integration with the vehicle's electronic systems, including stability control systems.
- Restores the brake pedal characteristics intended by the manufacturer, facilitating precise braking force modulation.
- Reduces the risk of improper system operation resulting from the use of aftermarket parts with different specifications.
For workshops and users, this means hassle-free installation and predictable vehicle behavior after repair, without the need for additional adjustments beyond the standard bleeding and system check procedures.
Characteristics of a Used Part
The offered brake servo is a used part, sourced from disassembly, allowing for economical repair while maintaining the original quality of BMW construction. Such components are often chosen when maintaining compliance with factory specifications at a reasonable service cost is a priority.
For brake boosters and force correctors, it is particularly important that the part comes from the same design family as the factory-installed one. This ensures the correct assistance characteristics are maintained, and the braking system operates within the parameters intended by the manufacturer.
Matching by OEM Number and Interchangeable Numbers
The brake servo for the BMW F70/F74 Gran Coupé should primarily be selected based on the OEM number and available interchangeable numbers, which minimizes the risk of installing an incorrect variant. If you need assistance verifying compatibility with a specific engine version or model year, it is advisable to use the VIN and manufacturer number selection procedures described in the guide: how to select the correct car part by VIN and OEM number.
BMW Brake Boosters and Force Correctors – Expansion and Modernization
If you are planning a comprehensive repair or modernization of the braking zone in your BMW and need other parts from the same group, such as boosters, force correctors, or related assistance components, check the available parts in the category BMW Brake Boosters and Force Correctors.
Summary and Service Recommendations
The BMW F70 F74 Gran Coupé Brake Servo Booster Power Brake is the right choice for professional brake system repairs in Gran Coupé models based on the F platform. Its original design ensures predictable operation, proper integration with vehicle electronics, and maintains brake pedal comfort.
When replacing the servo, it is advisable to simultaneously check the condition of the brake lines, the brake master cylinder, and the overall system's leak-tightness. For a complete overview of the vehicle's condition and to maintain year-round driving comfort, an article on selecting and servicing thermal comfort components may also be helpful: Air Conditioning and Heating – Part Selection and Maintenance for Year-Round Comfort.
Delivery details
Ship to: United Kingdom
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Postage and packaging
Delivery time
Estimated delivery in the country United Kingdom between Thu, Apr 09 and Thu, Apr 16
Dispatched today if paid before 14:00
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.











