Bosch SR0422X Starter Motor

Bosch Remanufactured Starter for Audi and Volkswagen

Bosch SR0422X is a remanufactured 12-volt starter built for dependable cranking performance in select Audi and Volkswagen applications. It features a 1.4 power rating, clockwise rotation, a closed aluminum nose cone, and an attached solenoid for a direct replacement-style setup.

As part of Bosch’s Starter (Remanufactured) line, this unit is rebuilt and tested to meet Bosch’s standards for performance and reliability. It is an OE-recommended starter for the listed applications and is a strong match for drivers searching for a remanufactured starter for Audi A4, A6, Allroad Quattro, S4, and Volkswagen Passat models.

Key Features

• 12-volt remanufactured starter with 1.4 power rating
• Clockwise starter rotation
• Closed nose design with aluminum nose cone and aluminum finish
• Solenoid attached for simplified replacement
• 9-tooth drive configuration
• 2 mounting bolt holes
• OE recommendation for listed vehicle applications

Detailed Product Overview

Bosch SR0422X is engineered for direct-fit starting system service on select Audi and Volkswagen vehicles. The remanufactured construction makes it a practical choice when replacing a worn starter that causes slow cranking, intermittent no-start conditions, or repeated starter engagement issues. This Bosch starter is commonly searched as a remanufactured starter for Audi A4 Quattro, Audi A6 Quattro, and Volkswagen Passat starting system repair.

This part cross-references Bosch 078911023D for the same application.

Vehicle Fitment

• Fits 2003-2006 Audi A4 Quattro, N/A
• Fits 2000-2001 Audi A4 Quattro, N/A
• Fits 1998-2005 Audi A4, N/A
• Fits 2001-2005 Audi Allroad Quattro, N/A
• Fits 2000-2005 Volkswagen Passat, N/A
• Fits 1998-2004 Audi A6, N/A
• Fits 1998-2004 Audi A6 Quattro, N/A
• Fits 2002 Audi S4, N/A, with Bosch Unit
• Fits 2000-2001 Audi S4, N/A
• Fits 1999 Audi A4 Quattro, N/A, from chassis # 8D-X-020 000

Installation Notes and Tips

Verify the original starter’s rotation, tooth count, mounting bolt hole count, and nose cone style before installation. This Bosch SR0422X uses a closed nose aluminum housing and includes an attached solenoid, but mounting hardware and shims are not included. Confirm vehicle-specific notes such as chassis breakpoints and Bosch-unit requirements on the 2002 Audi S4 and 1999 Audi A4 Quattro before ordering.

Quality Assurance

Bosch remanufactured starters are built and tested to support consistent starting performance and reliability in the specified applications. The Bosch SR0422X is an OE-recommended replacement for the listed Audi and Volkswagen vehicles.