DENSO 100211-4731 129423-77200 16678-64013 ALTERNATOR 12V 40A 1002114731 12942377200 1667864013 - GENUINE Brand = DENSO Part Number = 100211-4731 (NEW Part Number) : 129423-77200 : 16678-64013 (OLD Part Number) Description = Alternator Voltage = 12 VDC Ampere = 40 A DENSO - GENUINE PRODUCT 100%