NEW ALTERNATOR FITS 03 04 05 06 GMC C K R V PICKUP TRUCK 6.6 8.1 10464476 334-2529 3352529 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: 145 Amps Source: Aftermarket