Bosch KS00000581 Power Steering Pump

Bosch Power Steering Pump for BMW

Bosch KS00000581 is a new mechanical power steering pump for select BMW 5 Series applications. It is built for drivers replacing a worn or noisy steering pump on BMW 528i, 525i, or 530i models with a direct-fit service part.

Key Features

• New Bosch power steering pump, not remanufactured
• Mechanical steering pump design for hydraulic power steering systems
• Fits select 1997-2003 BMW 528i, 2001-2003 BMW 525i, and 2001-2003 BMW 530i applications
• OE-style replacement for steering pump service on BMW 5 Series vehicles
• Part number KS00000581 for catalog and service matching

Product Details

This Bosch Power Steering Pump (New) is part of Bosch’s Power Steering Pump line, a product range focused on replacement steering components for hydraulic systems. The KS00000581 pump is specified as a steering pump, mechanical, and is intended for BMW 5 Series vehicles that use the listed factory applications. If you are servicing a BMW 528i, BMW 525i, or BMW 530i, this pump provides a direct replacement option for restoring steering assist performance.

This part cross-references Bosch 32411094098 and 32411097149 for the same application.

What It Helps Address

• Heavy or inconsistent steering effort
• Whining or groaning noise from the power steering system
• Loss of hydraulic steering assist
• Fluid circulation problems caused by a worn pump
• Steering response issues related to pump wear

Installation Notes and Tips

Verify the vehicle’s year, model, and steering system before installation. Confirm the Bosch KS00000581 part number against the original pump and inspect the belt drive, hoses, and fluid condition during service. Proper bleeding of the hydraulic system after installation helps reduce noise and ensures normal steering operation.

Quality Assurance

Bosch supplies replacement steering components built to meet application-specific service requirements. This part is new, which supports consistent performance for BMW power steering pump replacement work.