NEW HIGH AMP 250A ALTERNATOR FITS 96 97 98 99 00 GMC SAFARI VAN 4.3 321-1107 321-1850 321-1107 321-1850 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: 250 Amps Fan: Internal Regulator: Internal Pulley: Serpentine Grooves: 6 Connector Type: 4 Pins Source: Aftermarket Replaces Part Numbers: 321-1107 321-1107 321-1850 321-1850