Mercedes Sprinter W907 W910 Brake Pump ABS Hydraulic Brake Unit A9079003703

The ABS Hydraulic Brake Pump for Mercedes Sprinter W907/W910 is an original component of the ABS and ESP System, designed for professional servicing of the braking system in Mercedes commercial vehicles. This OEM solution ensures stable system operation, precise brake pressure regulation, and effective support for electronic safety systems.

Specifications and technical data

• SKU: A9079003703
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A9079003703
• Substitutable numbers: A9079003703, A 907 900 37 03, 0265956615, 0 265 956 615
• Category: ABS & Stability Hydraulic Units

Vehicle Application and Function

The presented ABS hydraulic unit is responsible for generating and modulating pressure in the brake circuits, working in conjunction with the electronic control of the anti-lock braking system and the Electronic Stability Program. In practice, this means more effective maintenance of wheel grip during sudden braking, better vehicle control on slippery surfaces, and improved stability during abrupt maneuvers.

The component has been specifically designed for the braking system architecture of the Sprinter W907/W910, thus maintaining factory operating parameters and being perfectly matched to the characteristics of a commercial vehicle – both in terms of weight and operational loads.

Construction and Technical Advantages

The ABS hydraulic pump combines a hydraulic block with a valve assembly and an integrated pressure pump in one compact housing. This design:

• ensures rapid pressure build-up and reduction in brake circuits,
• allows for precise control of braking force at individual wheels,
• supports the operation of Electronic Stability Program, Traction Control, and Emergency Brake Assist systems.

Thanks to its original origin, the part maintains compatibility with the vehicle's control unit software, which translates to correct communication with ABS/ESP electronics and predictable vehicle behavior in emergency situations.

Condition, Installation, and Service Application

The component is used, allowing for economical vehicle repair while maintaining the quality characteristic of OEM parts. This is a particularly beneficial solution for more serious braking system failures, where replacing the entire hydraulic unit is more cost-effective than repairing individual sub-components.

The pump is designed for installation in place of the original part, maintaining the original mounting geometry and connections. This facilitates workshop operations, reduces service time, and minimizes the risk of fitting issues. Before installation, standard service procedures are recommended: checking the electrical system, brake lines, and bleeding the system according to the vehicle manufacturer's guidelines.

Safety, Diagnostics, and Benefits of Choosing OEM Parts

A functional ABS hydraulic unit directly impacts driving safety – from braking effectiveness and vehicle stability to the proper operation of driver assistance systems. In cases of symptoms such as extended braking distances, pedal pulsation, frequent activation of ABS/ESP warning lights, or stored error codes in the control unit, replacing the complete hydraulic module is one of the key diagnostic and repair actions.

By choosing an original Mercedes part, you gain certainty of compatibility with the factory installation, predictable operating parameters, and easier diagnostics using service testers. This solution is particularly recommended for vehicles used intensively in transport, where the reliability and repeatability of the braking system's operation are crucial.

If you want to better plan your repair budget and understand when it's worth opting for used market components, check out our guide: how to save on car servicing by choosing used OEM parts.