MPA Electrical 7892511 Alternator

Remanufactured Alternator for GM P-Series

MPA Electrical 7892511 is a remanufactured 12-volt alternator built for GM P-series chassis applications that use an external fan, internal regulator, clockwise rotation, and a 5-groove serpentine pulley. Rated at 85 amps, it is a direct-fit charging component for select Chevrolet P30 and GMC P3500, P2500, and P20 applications.

For buyers searching for a remanufactured alternator for Chevrolet P30 or GMC P3500 trucks, this unit matches the listed plug clock position and output specifications. The MPA Electrical remanufactured line focuses on service-ready electrical replacements for charging and starting repairs.

Key Features

• Part number: 7892511
• 85 amp output for 12-volt charging systems
• Internal regulator design
• External fan configuration
• 5-groove serpentine pulley
• Clockwise rotation
• 11:00 plug clock position
• Remanufactured Delco-style alternator

Detailed Description

This remanufactured alternator is specified for GM P-series vehicles that require an 85 amp Delco-style charging unit with an internal regulator and 11:00 connector orientation. It is listed for 1987-1995 Chevrolet P30, 1987-1993 GMC P3500, 1987-1989 Chevrolet P20, and 1987-1989 GMC P2500 applications, with notes for vehicles without air conditioning and for 1990 second-production models using the 11 o'clock plug. If you need a replacement alternator for a Chevrolet P30 or GMC P3500 with the correct serpentine pulley and rotation, 7892511 is built around those exact specifications.

This part cross-references 7874-11 and 1101634 for the same application.

What It Helps Resolve

• Low battery charging caused by a worn alternator
• Dim lights or unstable electrical output
• Battery warning light concerns related to charging system failure
• Noise or bearing wear from an aging alternator assembly
• Fitment issues when replacing a Delco-style 85 amp unit

Installation Notes and Tips

Verify the pulley groove count, plug clock position, rotation, and regulator style before installation. Confirm vehicle configuration against the listed fitment notes, especially air conditioning status and the 1990 second-production 11:00 plug application. Compare the removed unit to part number 7892511 and the listed interchange references before final installation.

Quality Assurance

MPA Electrical remanufactured components are rebuilt for service replacement use and specified to match the listed electrical and mounting characteristics for the application.