Vaico V10-4438 Power Steering Pump

Power Steering Pump for Audi A4 and A5

The Vaico V10-4438 is a hydraulic power steering pump built for select Audi A4, A4 Quattro, A5, and A5 Quattro applications. It matches OE-style fitment for vehicles with speed-related variable steering assist (Servotronic) and the specified OE number, making it a direct replacement option for steering system service.

Key Features

• Hydraulic vane pump design for power steering operation
• 6-rib pulley configuration with 132 mm belt pulley diameter
• Dimensions: 139 mm length, 131 mm width, 126 mm height
• Built for left- and right-hand traffic vehicle applications
• Cross-reference OE number: 8K0 145 153 F
• Vaico part number V10-4438 for catalog matching and ordering

Fitment and Application Details

Compatible with 2009 Audi A4 and 2009 Audi A4 Quattro with pulley, 2010-2012 Audi A4 and Audi A4 Quattro with speed-related variable steering assist (Servotronic), and 2010-2012 Audi A5 and Audi A5 Quattro with speed-related variable steering assist where listed. This Vaico V10-4438 power steering pump is specified for vehicles excluding Dynamic Steering and for applications using OE No. 8K0145153F.

What This Pump Helps Address

• Loss of hydraulic steering assist
• Whining or noisy steering pump operation
• Heavy steering effort at low speeds
• Steering response issues related to pump wear
• Replacement needs after OE pump failure on Audi A4, A4 Quattro, A5, or A5 Quattro models

Installation Notes and Tips

Verify the OE number, pulley style, rib count, and steering system configuration before installation. Confirm that the vehicle is equipped with Servotronic where required and that Dynamic Steering is not present on the application. Inspect the belt drive, fluid condition, and related hoses during replacement to help prevent repeat steering system issues.

Quality Assurance

Vaico supplies OE-style replacement components for European vehicle service, and the V10-4438 is cataloged to match the specified Audi steering application and OE reference.