Remy
Premium Remanufactured

Remy 12623 Alternator

Brand Remy 12623
Amperage Rating 140
Fan Type Internal
New or Remanufactured Remanufactured
OE Manufacturer Mitsubishi
Pulley Included Yes
Rotation Direction Clockwise
Voltage (V) 12
Voltage Regulator Type Internal
Product line Premium Remanufactured
Fits Pontiac · 1 vehicle

Premium remanufactured. Restored to deliver dependable charging performance.

140-amp output. Provides strong electrical support for demanding systems.

Internal regulator. Integrated voltage control simplifies the alternator design.

Cross-references 92058857 and A3TA7991 for the same application. See all 2.

$319.62Free shipping
In stock · usually ships same day before 1pm CST
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Order total $319.62
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Remanufactured Alternator for 2004 Pontiac GTO

This Remy Premium Remanufactured alternator, part number 12623, is built for the 2004 Pontiac GTO with a 140 amp output and 12-volt electrical system. It uses an internal voltage regulator, internal fan design, and includes the pulley for a direct replacement setup.

Key Features

  • 140 amp amperage rating for charging-system output
  • 12-volt alternator with internal voltage regulator
  • Internal fan type for compact alternator construction
  • Clockwise rotation
  • Pulley included
  • Remanufactured to Remy Premium Remanufactured standards
  • OE manufacturer reference: Mitsubishi

Product Details

Remy part number 12623 is a remanufactured alternator for the 2004 Pontiac GTO. It is built around Mitsubishi OE architecture and is specified with a 140 amp rating, clockwise rotation, and an internal regulator for vehicles that use a self-contained charging control design. This alternator is a direct-fit electrical replacement for the 2004 Pontiac GTO and is also referenced by cross numbers 92058857 and A3TA7991 for the same application.

The Premium Remanufactured line from Remy focuses on remanufactured electrical components for charging and starting systems, giving buyers a service replacement option that matches the original equipment layout and electrical specifications.

What It Helps Fix

  • Battery warning light caused by alternator output loss
  • Low charging voltage at the battery
  • Dim lights or electrical instability while driving
  • Hard starting after repeated short trips
  • Charging-system failure on a 2004 Pontiac GTO

Installation Notes and Tips

Verify pulley alignment, connector style, rotation direction, and mounting points before installation. Confirm the vehicle uses a 12-volt, internally regulated alternator with a 140 amp specification. After installation, check charging voltage at idle and under load to confirm proper system operation on the Pontiac GTO.

Quality Assurance

Remy Premium Remanufactured electrical components are remanufactured to restore OE-style fit and function for charging-system service. Part number 12623 is built for the specified 2004 Pontiac GTO application and follows the Mitsubishi OE configuration noted in the product data.

This part fits 1 vehicle
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2004PontiacGTO5.7LV8N/A140 Amp Alternator; Premium Remanufactured
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
92058857A3TA7991