MPA Electrical 15077 Alternator

Remanufactured Alternator for OE-Style Charging Performance

The MPA Electrical 15077 is a remanufactured 12-volt alternator built for OE fit, form, and function. It is engineered for consistent charging output on Volkswagen Eos, Volkswagen GTI, Audi A3 Quattro, and Audi A3 applications with the correct Valeo-style configuration.

With a 110-amp rating, internal regulator, internal fan, clockwise rotation, and included pulley, this alternator is specified for vehicles using a 6-groove serpentine belt drive. The MPA Electrical 15077 is a direct replacement choice for drivers and repair shops looking for a remanufactured charging unit that matches the original electrical and mounting layout.

Key Features

• 12.0-volt remanufactured alternator
• 110.0 amp output rating
• Internal regulator and internal fan
• Clockwise (right) rotation
• Pulley included with 6-groove serpentine belt design
• Valeo family application with OE-style fitment
• Rear view main mounting ear at 6 o’clock plug clock position

Product Details

MPA Electrical remanufactured alternators are produced to restore OE-style charging performance using updated remanufacturing and testing processes. This unit is built around the original fitment requirements for the 2004 Audi A3, 2004-2008 Audi A3 Quattro, 2006-2008 Volkswagen GTI, and 2007-2009 Volkswagen Eos. The MPA Electrical 15077 also cross-references Valeo 439500 for the same application.

For buyers searching for a remanufactured alternator for 2007-2009 Volkswagen Eos, a 2006-2008 Volkswagen GTI alternator replacement, or a 2004-2008 Audi A3 Quattro charging unit, this part number provides a direct OE-style option with the correct electrical and pulley specifications.

Common Problems This Part Can Address

• Low battery charging caused by alternator output loss
• Battery warning light or charging system warning on the dash
• Dim lights or unstable electrical performance at idle
• Noise or wear related to a failing alternator pulley or internal components
• Starting issues caused by insufficient charging voltage

Installation Notes and Tips

• Verify the vehicle uses a Valeo-style alternator with a 6-groove serpentine pulley setup before ordering.
• Confirm the plug orientation and mounting ear position match the original unit.
• Inspect the belt, tensioner, and battery condition during alternator replacement.
• Check charging voltage after installation to confirm system performance.

Quality Assurance

This remanufactured alternator is produced to OE fit, form, and function standards and is tested using current remanufacturing and validation technology. It is intended to provide a reliable OE replacement for the listed Audi and Volkswagen applications, including the MPA Electrical 15077 part number.