MPA Electrical 7275112 Alternator

Remanufactured Alternator for GM Compact Cars

MPA Electrical 7275112 is a remanufactured 12-volt alternator built for select Buick, Chevrolet, Oldsmobile, and Pontiac applications. It delivers 66 amps with an internal regulator, clockwise rotation, an external fan, and a 1-groove V-belt pulley for the specified charging system setup.

This alternator is a direct-fit charging component for vehicles without air conditioning and, on listed applications, with a heated back window. It is a practical replacement for worn or failing OE-style units in 1983-1986 Buick Skyhawk, Chevrolet Cavalier, Oldsmobile Firenza, and Pontiac Sunbird platforms.

Key Features

• MPA Electrical remanufactured alternator
• Part number 7275112
• 66 amp output, 12 volts
• Internal regulator for simplified charging control
• External fan design
• 1-groove V-belt pulley
• Clockwise rotation
• Delco manufacturer specification

Fitment Details

• Fits 1983-1986 Buick Skyhawk, N/A; alternator fits vehicles without air conditioning and with a heated back window; remanufactured.
• Fits 1983-1986 Chevrolet Cavalier, N/A; alternator fits vehicles without air conditioning and with a heated back window; remanufactured.
• Fits 1983-1986 Oldsmobile Firenza, N/A; alternator fits vehicles without air conditioning and with a heated back window; remanufactured.
• Fits 1986 Pontiac Sunbird, N/A; fits vehicles without air conditioning; remanufactured.
• Fits 1984-1985 Pontiac J2000 Sunbird, N/A; fits vehicles without air conditioning; remanufactured.
• Fits 1983 Pontiac J2000, N/A; fits vehicles without air conditioning; remanufactured.

This part cross-references Gates 7274 for the same application.

Common Replacement Uses

• Restores charging output when the battery is not staying charged
• Addresses dim lights or unstable electrical performance caused by a weak alternator
• Replaces a noisy, worn, or failed charging unit
• Supports proper operation of the vehicle’s electrical system in stock configurations
• Helps correct charging issues on vehicles with the specified no-A/C setup

Installation Notes and Tips

Verify pulley style, rotation, voltage, amperage, and regulator type before installation. This unit is specified for clockwise rotation, 12 volts, 66 amps, an internal regulator, and a 1-groove V-belt pulley. Confirm the vehicle is equipped without air conditioning, and for the listed Buick, Chevrolet, and Oldsmobile applications, with a heated back window.

Check belt condition, wiring connections, and charging-system grounds during replacement. Compare the original unit to part number 7275112 and the listed interchange references before installation.

Quality Assurance

MPA Electrical remanufactured components are rebuilt to meet the listed application and specification details for proper fit and function. This alternator is identified as a Delco-style unit and is supported by the published interchange references for verification.