URO 078121006 Engine Water Pump

Engine Water Pump for Audi and Volkswagen

This URO engine water pump is built for select Audi and Volkswagen applications that require a metal impeller design. It is engineered to match OE dimensions for proper pulley alignment and straightforward installation on vehicles such as the Audi A4, Audi A6, and Volkswagen Passat.

• Metal impeller for improved coolant flow and added durability
• Manufactured to OE dimensions for fit and pulley alignment
• High-strength alloy and composite construction where applicable
• Quality bearings and seals for long-term operation
• Function-tested before release
• Guaranteed fitment for listed applications

Detailed Product Overview

Part number 078121006 is an engine water pump designed for cooling-system service on compatible Audi and Volkswagen models. The metal impeller helps reduce the risk of impeller failure associated with some plastic designs, while the OE-style dimensions support correct installation and belt drive alignment. This part cross-references 078 121 004J and 029-6027 for the same application.

Common Cooling System Issues

• Coolant circulation problems caused by a worn or damaged pump
• Overheating from reduced water pump performance
• Noisy operation from failing bearings or seals
• Cooling-system contamination from broken impeller material
• Improper pulley alignment after pump replacement

Installation Notes

Verify engine code, chassis range, and metal-impeller application before installation. This pump is listed for 1998-2005 Volkswagen Passat, 1996-2001 Audi A4, 1996-2001 Audi A4 Quattro, 1996-2001 Audi A6, 1996-2001 Audi A6 Quattro, 1996-1998 Audi Cabriolet, 1994-1995 Audi 90, 1995 Audi 90 Quattro, 1995 Audi A6, 1995 Audi A6 Quattro, and 1995 Audi Cabriolet. Confirm pulley alignment and inspect the cooling system for debris before returning the vehicle to service.

Quality Assurance

URO manufactures this water pump to OE dimensions and function-tests it for performance. The part includes a 24 Month Unlimited Mileage Warranty.