MPA Electrical 19451 Starter Motor

Remanufactured Starter for Audi and Volkswagen

MPA Electrical Part Number 19451 is a remanufactured 12-volt starter built with a permanent magnet gear reduction design and a 1.2 kW rating. It is engineered for clockwise rotation and uses a 9-tooth drive, making it a direct-fit starter option for select Audi A4, Audi A4 Quattro, and Volkswagen Passat applications.

This remanufactured starter line from MPA Electrical focuses on OE-style replacement coverage for starting-system repairs. Part number 19451 is also cross-referenced to BBB Industries 17975 for the same application.

Key Features

• Remanufactured starter for electrical, charging, and starting system service
• Permanent magnet gear reduction design for compact, efficient operation
• 1.2 kW output rating
• 12-volt electrical system
• Clockwise rotation
• 9-tooth drive configuration
• Manufactured by Bosch
• MPA Electrical 19451 replacement starter

Fitment Details

• Fits 2005-2009 Audi A4, N/A
• Fits 2005-2009 Audi A4 Quattro, N/A
• Fits 2005 Audi A4, N/A, From Chassis# 8E5030001; Remanufactured
• Fits 2005 Audi A4 Quattro, N/A, From Chassis# 8E5030001; Remanufactured
• Fits 2005 Volkswagen Passat, N/A
• Fits 2004 Volkswagen Passat, N/A, From 11/2003; Remanufactured

What This Starter Helps Solve

• Engine no-crank conditions
• Slow or weak starter engagement
• Intermittent starting after key turn
• Starter motor wear in high-mileage vehicles
• Starting-system faults on Audi A4, Audi A4 Quattro, and Volkswagen Passat models

Installation Notes and Tips

Verify the vehicle year, chassis break point, and engine-starting system configuration before ordering. Confirm clockwise rotation, 12-volt operation, 9-tooth drive count, and the 1.2 kW specification against the original unit to ensure proper match. For fitment-specific service, check the 2005 Audi A4 and Audi A4 Quattro chassis note, along with the 2004 Volkswagen Passat production note.

Quality Assurance

MPA Electrical remanufactured starters are built for replacement use in starting-system repairs and are identified here by part number 19451. This unit is manufactured by Bosch and supplied as a remanufactured component for the listed Audi and Volkswagen applications.