This Vevor alternator is designed as an automotive replacement unit for select Chevrolet Impala and Monte Carlo models. It delivers stable 12V DC output with a 6-groove pulley and supports demanding vehicle electrical systems with a 130A output. The unit features pure copper round coils, an aluminum housing, and an integrated cooling fan for dependable performance and heat dissipation. Built to OEM standards, it is intended to restore charging performance and help resolve issues like dim lights, battery warnings, and hard starts.