MPA Electrical 13928 Alternator

Remanufactured Alternator for Mercedes-Benz

This remanufactured MPA Electrical alternator is built for 12-volt charging systems that use a Valeo-style unit. It delivers 120 amps with an internal regulator, internal fan, and clockwise rotation for direct replacement service on select Mercedes-Benz applications.

Part number 13928 is a remanufactured alternator from MPA Electrical’s Remanufactured line, offering a service replacement for vehicles originally equipped with a Valeo alternator. The 6-groove serpentine pulley and 1:00 clock position support proper belt alignment and fitment on the listed applications.

Key Features

• 120 amp output for 12-volt charging systems
• Internal regulator for integrated voltage control
• Internal fan design
• 6-groove serpentine pulley
• Clockwise rotation
• Valeo manufacturer reference
• Remanufactured replacement, part number 13928

Vehicle Fitment

• Fits 2005 Mercedes-Benz CLK320, N/A, w/ Valeo alt.; Remanufactured
• Fits 2003-2005 Mercedes-Benz ML350, N/A, w/ Valeo alt.; Remanufactured
• Fits 2002-2004 Mercedes-Benz C32 AMG, N/A, w/ Valeo alt.; Remanufactured
• Fits 2001-2004 Mercedes-Benz SLK320, N/A, w/ Valeo alt.; Remanufactured
• Fits 2003 Mercedes-Benz C240, N/A, w/ Valeo alt.; Remanufactured
• Fits 2003 Mercedes-Benz C320, N/A, Alternator compatible with Valeo 120 amp.; Remanufactured

Common Replacement Uses

• Charging system warning light caused by alternator output loss
• Battery not maintaining charge during normal driving
• Dim lights or electrical instability at idle
• Noise or wear related to alternator bearing or pulley condition
• Replacement for a failed Valeo 120 amp alternator

Installation Notes

Verify the original alternator matches the Valeo-style configuration, 120 amp rating, 6-groove serpentine pulley, 1:00 clock position, and clockwise rotation before installation. Confirm belt routing and electrical connections against the removed unit to ensure proper fit on Mercedes-Benz CLK320, ML350, C32 AMG, SLK320, C240, and C320 applications.

This part cross-references Valeo 439298 for the same application.

Quality Assurance

MPA Electrical remanufactures this alternator for direct replacement use in charging system service. The unit is specified with the correct amperage, pulley style, regulator type, and rotation details needed for the listed Mercedes-Benz applications.