Mercedes Sprinter W907 ABS Wheel Speed Sensor Front Left Right N/O/S A9079050100

Mercedes Sprinter W907 ABS Wheel Speed Sensor Front Left Right is a precision component of the traction control system, responsible for accurately reading the rotational speed of the front wheels. A properly selected ABS speed sensor ensures stable operation of the anti-lock braking system, improving braking safety and vehicle handling predictability. By choosing this component, you gain a solution structurally matched to the front axle of the Sprinter W907.

Specifications and technical data

• SKU: A9079050100
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A9079050100
• Substitutable numbers: A9079050100, A 907 905 01 00
• Location on the vehicle: Front, Left, Right
• Category: ABS Speed Sensors

Purpose and vehicle placement

The presented sensor belongs to the ABS wheel speed sensor group and is designed for installation on the front axle, on either the left or right side. This design allows for flexible application depending on the hub and steering knuckle configuration of a given vehicle. Placement in the immediate vicinity of the wheel hub enables precise signal reading from the impulse ring, which is crucial for the correct operation of the ABS system and related electronic stability control systems.

Technical and functional characteristics

The ABS wheel speed sensor in the Mercedes Sprinter W907 is responsible for generating a wheel speed signal, which is then analyzed by the brake system controller. A stable input signal allows for:

• precise modulation of pressure in the brake circuits during emergency braking,
• efficient operation of driver assistance systems based on wheel speed data,
• reduction of the risk of wheel lock-up on surfaces with varying grip.

Proper matching of the sensor to the specific Mercedes model minimizes the risk of communication errors with the vehicle's electronics and reduces the appearance of warning messages on the instrument cluster.

Benefits of using a dedicated ABS sensor

Using a sensor designed for the front axle of the Sprinter W907 brings a number of practical operational benefits. The most important include:

• Stable ABS system operation – accurate wheel speed reading translates into predictable system performance during emergency braking.
• Better compatibility with vehicle electronics – the sensor provides a signal with parameters consistent with the controller's requirements, which reduces the risk of diagnostic errors.
• Proper mounting fit – the design adapted to the front axle mounts facilitates installation and correct routing of the signal cable.

Thanks to this, the sensor can be used both when replacing a single component and during broader brake system maintenance, when you want to maintain consistent performance parameters across the entire system.

Component condition and installation aspects

The offered sensor is a pre-owned component, which allows for an economical restoration of the ABS system's efficiency while maintaining correct operating parameters. Before installation, a standard service procedure is recommended: checking the wiring harness connector, inspecting the condition of the impulse ring, and cleaning the mounting socket in the steering knuckle or hub. A correctly mounted sensor, maintaining the proper working distance from the ring, ensures a stable signal and reduces the risk of needing to disassemble it again.

Selection by part numbers and electronic compatibility

In the case of ABS speed sensors, it is extremely important to match the component to the specific vehicle version, taking into account the Sprinter generation and the brake system configuration. When selecting, it is worth using part numbers and manufacturer markings to avoid compatibility issues. A detailed discussion of the principles for selecting used sensors and electronic modules, including the meaning of OEM numbers and how to verify compatibility, can be found in our guide: Used automotive electronics on board – why is it worth choosing second-hand ECU modules and sensors?

If you are planning a comprehensive repair or upgrade of the braking zone in your Mercedes and need other elements from the same group, such as additional sensors, signal cables, or components cooperating with the anti-lock system, check the available parts in the Mercedes ABS wheel speed sensor category.