ACDelco 92513881 GM Original Equipment Light Duty Alternator 140A

The ACDelco 92513881 is a GM Original Equipment Light Duty Alternator designed as a direct, exact-fit replacement for the factory alternator on compatible GM vehicles. Built to OEM standards, this alternator restores proper charging system function and electrical output without modification or adjustment.

The alternator is responsible for powering the vehicle's electrical systems and maintaining battery charge while the engine is running. This unit features a 140-amp output rating, an internal voltage regulator, an internal cooling fan, and uses a 6-groove serpentine pulley — all included with the unit. It is part of the Mitsubishi IR/IF alternator family and is finished in aluminum.

Key Features:

• 100% newly manufactured — not remanufactured — as an exact OEM replacement
• 140-amp output rating for reliable electrical system performance
• Internal voltage regulator — no external regulator required
• Internal cooling fan for thermal management
• 6-groove serpentine pulley included
• Aluminum finish; Mitsubishi IR/IF alternator family
• Components tested to meet original GM specification requirements
• Backed by a 24-Month / Unlimited Mile Limited Warranty (parts sold on or after 04/01/18)

As a GM-recommended replacement part, the ACDelco 92513881 delivers the same performance, durability, and service life as the original factory component — giving you confidence that your charging system is operating to factory spec.

California Residents: WARNING — Cancer & Reproductive Harm. See P65Warnings.ca.gov.