Power Steering Pump (ML 270 CDI OM612) (Mercedes-Benz M-Class W163) is a vital mechanical component for the Mercedes-Benz M-Class W163 equipped with the ML 270 CDI OM612 engine. This pump is responsible for pressurising the hydraulic fluid that assists in steering, making it easier to turn the wheel and control the vehicle, especially at low speeds or while parking.
The power steering pump is mounted on the engine and driven by a belt, circulating fluid through the steering system. When sourcing this replacement part, buyers should compare the unit’s specifications with the existing pump to ensure compatibility with the ML 270 CDI OM612 engine and the W163 model. Proper matching is essential for restoring smooth and responsive steering performance.
Key points to consider when purchasing this pump include:
- Confirming the fitment for Mercedes-Benz M-Class W163 with the ML 270 CDI OM612 engine
- Checking the part number and condition if replacing an existing pump
- Verifying the product SKU BB-251587 to avoid mix-ups with other models or variants
Choosing the correct power steering pump helps maintain the vehicle’s steering reliability and driver control. If uncertain about compatibility, consulting the sales desk or submitting a request for a specific part match can help secure the right component.
If this repair may need matching clips, brackets, lights, panels or more than one part, check more CDI, Quick Repair Bundle or Request a Part before ordering.

