NEW ALTERNATOR 12V 105AMP 1996-99 GMC SUBURBAN 5.7L 6.5L 7.4L 10480168 10463690 100% NEW and Made with the Highest Quality Components Available Full One Year Warranty Computer tested for consistent Quality and unsurpassed reliability Alternator - Voltage: 12V Amperage: 105 Amps Fan: Internal Regulator: Internal Pulley: Serpentine Grooves: 6 Source: Aftermarket