NEW ALTERNATOR FITS 03-06 ISUZU TRUCK NPR NQR NRR 4HE1 4.8L 290CI ISUZU DIESEL 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: 110 Amps Regulator: Internal Source: Aftermarket