BBB Industries 13781 Alternator

Reman Alternator for Tracker and Vitara

BBB Industries REMAN ALTERNATOR 13781 is a 12-volt, 70-amp replacement alternator built for charging-system service on select Chevrolet Tracker and Suzuki Vitara applications. It uses an internal voltage regulator, air cooling, and a conventional pulley setup to match the listed OE-style configuration.

Key Features

• 70 amp amperage rating for standard charging output
• 12V alternator with internal voltage regulator
• Air-cooled design with internal fan
• Serpentine belt drive with 5-groove pulley included
• Clockwise rotation and negative polarity
• OE manufacturer reference: Mitsubishi
• Part number 13781 for catalog and cross-reference use

Product Details

This BBB Industries REMAN ALTERNATOR line focuses on remanufactured charging components built to match the original electrical and mounting configuration. Part number 13781 uses a 2-1/2 inch (64 mm) outside pulley diameter, a plug clock position of 2, and a conventional pulley type. It is listed for 1999-2003 Chevrolet Tracker and 1999-2003 Suzuki Vitara, making it a direct search match for drivers looking for a reman alternator for Chevrolet Tracker 1999-2003 or a Suzuki Vitara alternator replacement in the same model years. This part cross-references Mitsubishi-style applications, including A5TA4291 and A5TA4291BC, for the same application.

What It Helps Fix

• Battery warning light caused by low charging output
• Weak battery charging during normal driving
• Dim lights or electrical instability at idle
• Noise or wear related to a failing alternator pulley or internal components
• Starting issues tied to insufficient alternator output

Installation Notes and Tips

Verify pulley groove count, plug clock position, rotation direction, and belt type before installation. Confirm the vehicle uses a serpentine belt system and compare the OE connector layout to the 2-position plug orientation. Always inspect the belt, tensioner, and battery condition when replacing the alternator to avoid repeat charging-system faults.

Quality Assurance

BBB Industries remanufactured electrical components are built around OE manufacturer specifications and application matching for listed vehicles. Part number 13781 is cataloged as a reman alternator for Chevrolet Tracker and Suzuki Vitara charging-system service.