MPA Electrical 17840N Starter Motor

Starter for Subaru Legacy, Outback, Forester and Impreza

MPA Electrical 17840N is a 12-volt starter built with a permanent magnet gear reduction design and a 1.4 kW rating. It uses a Mitsubishi manufacturer design and counterclockwise rotation for direct replacement service on select Subaru and Saab applications.

Key Features

• Permanent magnet gear reduction starter design
• 1.4 kW output for dependable cranking performance
• 12-volt electrical system application
• Counterclockwise rotation
• 9-tooth drive configuration
• Mitsubishi manufacturer design
• MPA Electrical part number 17840N

Product Details

This MPA Electrical starter is engineered for vehicles that require a Mitsubishi-style, 12-volt starter with a 9-tooth drive and counterclockwise rotation. The permanent magnet gear reduction layout supports efficient starter operation in everyday driving conditions. Part number 17840N is listed for select Subaru Legacy, Subaru Outback, Subaru Forester, Subaru Impreza, and Saab 9-2X applications, making it a direct-fit option for common starting-system service needs.

Compatible With 2017-2019 Subaru Legacy, 2017-2019 Subaru Outback, 2005 Subaru Outback, 2003-2018 Subaru Forester, 2004-2011 Subaru Impreza, and 2005-2006 Saab 9-2X. This part cross-references Mitsubishi-style starter applications for the same vehicle coverage.

Common Issues This Starter Can Address

• Engine cranks slowly or inconsistently
• No-crank condition when the ignition is turned
• Starter motor wear from age and repeated use
• Intermittent starting caused by internal starter failure
• Starting-system service on Subaru Legacy, Outback, Forester, or Impreza models

Installation Notes and Tips

Verify the vehicle’s starter specifications before installation, including 12-volt system requirements, counterclockwise rotation, and 9-tooth drive count. Confirm fitment against the exact year, make, and model listed for your application. Inspect battery condition, cable connections, and related starting-system components during replacement to help avoid repeat diagnosis.

Quality Assurance

MPA Electrical supplies replacement electrical components for starting and charging system service. Part number 17840N is built to match the listed application requirements for select Subaru and Saab vehicles.