MPA Electrical 7134109 Alternator

Remanufactured 85 Amp Alternator for Jeep and GM Applications

The MPA Electrical 7134109 is a remanufactured 12-volt alternator built for charging-system service on select Jeep, Buick, Chevrolet, Oldsmobile, and Pontiac applications. It features an internal regulator, external fan, clockwise rotation, and a 1-groove V-belt pulley for vehicles that use this Delco-style configuration.

With 85 amps of output, this alternator is suited for restoring stable charging performance on vehicles such as the Jeep Grand Wagoneer, Jeep J10, and Jeep Cherokee. The MPA Electrical 7134109 is a direct-fit replacement for applications that call for this specific mounting and pulley setup.

Key Features

• 85 amp output for 12-volt charging systems
• Remanufactured alternator for Delco-style applications
• Internal voltage regulator
• External fan design
• 1-groove V-belt pulley
• Clockwise rotation
• Clock position: 9:00

Product Details

MPA Electrical remanufactured alternators are built for replacement use in charging and starting systems where the original unit matches the listed specifications. Part number 7134109 is configured with an internal regulator and external fan, and it uses a 1-groove V-belt pulley for compatible belt drive systems. This unit cross-references BBB Industries 7134-9 for the same application.

Compatible With select Jeep Grand Wagoneer, Jeep J10, Jeep J20, Jeep Cherokee, and Jeep Wagoneer applications, as well as certain Buick Century, Chevrolet Corvette, Oldsmobile Firenza, and Pontiac 6000 models listed below.

What This Alternator Helps Address

• Low battery charging caused by a worn alternator
• Dim lights or electrical instability at idle or under load
• Battery warning light concerns related to charging output
• Noise or failure from an aging belt-driven alternator
• Replacement needs for Delco-style 85 amp charging systems

Installation Notes and Tips

• Verify pulley style, rotation, amperage, and regulator type before installation.
• Confirm the vehicle uses a 1-groove V-belt setup and the correct clock position.
• Check belt condition, wiring connections, and battery state during replacement.
• Use the vehicle’s original mounting and electrical configuration as the reference for fitment.

Fitment

• Fits 1984-1991 Jeep Grand Wagoneer, N/A — Optional, w/ 85 amp alt.; Remanufactured
• Fits 1983-1988 Jeep J10, N/A — w/ AC, Optional, w/ 85 amp alt.; Remanufactured
• Fits 1983-1988 Jeep J20, N/A — w/ AC, Optional, w/ 85 amp alt.; Remanufactured
• Fits 1983-1987 Jeep J10, N/A — w/ 85 amp alt.; Remanufactured
• Fits 1983 Jeep Cherokee, N/A — w/ 1V Pulley, w/ 85 amp alt.; Remanufactured
• Fits 1983 Jeep Wagoneer, N/A — Optional, w/ 85 amp alt.; Remanufactured
• Fits 1983 Oldsmobile Firenza, N/A — w/ AC, Optional, w/ 85 amp alt.; Remanufactured
• Fits 1983 Pontiac 6000, N/A — w/ Gauges, w/ AC; Remanufactured
• Fits 1982 Chevrolet Corvette, N/A — Remanufactured
• Fits 1979-1980 Buick Century, N/A — Optional, w/ Oversize 85 amp alt.; Remanufactured

Quality Assurance

This remanufactured alternator is built to match the listed electrical and mounting specifications for the stated applications. Part number 7134109 is intended for direct replacement use where the original unit matches the Delco-style configuration, including amperage, pulley type, rotation, and regulator setup.