MPA Electrical 19521 Starter Motor

Remanufactured Starter for Mercedes-Benz Applications

MPA Electrical Part Number 19521 is a remanufactured 12-volt starter built with a permanent magnet gear reduction design and a 1.4 kW rating. It uses a clockwise rotation and a 10-tooth drive, with Valeo listed as the manufacturer reference for this application.

This remanufactured starter is a direct-fit option for select Mercedes-Benz models, including 2017 Mercedes-Benz CLS400, 2017 Mercedes-Benz E400, 2014 Mercedes-Benz E300, 2012 Mercedes-Benz C350, 2012 Mercedes-Benz E300, and 2012 Mercedes-Benz E350. Part number 19521 is also cross-referenced to 197452 for the same application.

Key Features

• Remanufactured starter motor for electrical, charging, and starting systems
• Permanent magnet gear reduction design for efficient cranking performance
• 1.4 kW output with 12-volt electrical system compatibility
• Clockwise rotation with 10-tooth drive gear
• Valeo-based application reference for select Mercedes-Benz starter systems
• Part number 19521 for easy catalog matching

Detailed Product Overview

MPA Electrical 19521 is built for Mercedes-Benz vehicles that use a Valeo starter configuration or a compatible starter motor without Start/Stop feature, depending on the application listed. It is also listed for the 2014 Mercedes-Benz E300 with Start/Stop feature and for the 2012 Mercedes-Benz E350 with Valeo starter reference, making fitment verification important before installation. If you are searching for a remanufactured starter for Mercedes-Benz CLS400, E400, E300, C350, or E350, this unit provides the core electrical and mechanical specifications needed for proper replacement.

Common Starting Problems It Can Address

• Engine no-crank condition
• Slow or weak starter engagement
• Intermittent starting after key or push-button command
• Starter drive engagement issues related to worn internal components
• Electrical starting failure caused by a failing original starter motor

Installation Notes and Tips

Confirm the original starter’s manufacturer reference, tooth count, rotation, voltage, and kW rating before installation. This part is listed for specific Mercedes-Benz applications, including 2017 Mercedes-Benz CLS400 and 2017 Mercedes-Benz E400, so match the vehicle’s starter configuration to the fitment notes. Verify whether the vehicle uses a Valeo starter motor or a compatible starter motor without Start/Stop feature where noted. Part number 19521 should be compared against the removed unit and vehicle build details to ensure correct application.

Quality Assurance

MPA Electrical remanufactured components are rebuilt for replacement use in starting-system service, with application-specific fitment data provided for catalog accuracy. This starter is identified by part number 19521 and supported by OE-style reference information for Mercedes-Benz starter applications.