BBB Industries 7137-6 Alternator

Reman Alternator for GM A-Body and B-Body Applications

BBB Industries 7137-6 is a remanufactured 12-volt alternator built for older GM applications that use a Delco/Delphi 15SI charging system. With a 70 amp rating, internal voltage regulation, and a conventional V-belt pulley, it is specified for a wide range of Buick, Chevrolet, Oldsmobile, and Pontiac vehicles from 1980 through 1987.

This BBB Industries REMAN ALTERNATOR line focuses on OE-style replacement coverage for charging-system service. Part number 7137-6 is configured with a clockwise rotation, external fan, negative polarity, and a 6:00 plug clock position for applications that match the original electrical layout.

Key Features

• 70 amp output for factory-style charging performance
• 12-volt remanufactured alternator with internal voltage regulator
• Delco/Delphi 15SI series design
• External fan included with air cooling
• Conventional pulley included, 1 groove, V-belt belt type
• Clockwise rotation and negative polarity
• Plug clock position: 6:00
• Outside pulley diameter: 2-1/2 in. (64 mm)

Detailed Description

BBB Industries 7137-6 is a reman alternator for classic GM cars that need a 70 amp, internally regulated charging unit. It is listed for numerous Buick Regal, Chevrolet Monte Carlo, Oldsmobile Cutlass, and Pontiac Grand Prix applications, along with additional Buick, Chevrolet, Oldsmobile, and Pontiac models across the 1980-1987 range. For fitment-specific searches, this part is commonly referenced for 1984-1987 Buick Regal, 1984-1987 Chevrolet Monte Carlo, and 1985-1987 Oldsmobile Cutlass Supreme applications.

This part cross-references 1100183 and 1101042 for the same application.

What It Helps Address

• Low battery charging caused by a worn alternator
• Dim lights or electrical output that drops at idle
• Charging-system warning light concerns
• Noise or wear related to an aging alternator assembly
• Restoration needs for original-style GM charging systems

Installation Notes and Tips

• Verify the vehicle uses a Delco/Delphi 15SI alternator configuration before ordering.
• Confirm the 6:00 plug clock position, clockwise rotation, and V-belt pulley setup match the original unit.
• Check pulley groove count and outside diameter against the removed alternator.
• Inspect belt condition, wiring connections, and charging-system grounds during replacement.
• Use the vehicle’s exact year, make, model, and equipment notes to confirm fitment before installation.

Quality Assurance

BBB Industries remanufactures this alternator to OE-style specifications for listed applications. The 7137-6 part number is built for direct replacement use in confirmed fitment vehicles, including Buick Regal, Chevrolet Monte Carlo, and Oldsmobile Cutlass applications within the stated year range.