Spec: Unit Type: Alternator, Voltage: 12, Rotation: CW, Amperage: 90, Clock: 1, Pulley Class: SC6, Regulator: IR, Fan Type: IF Replaces OEM Numbers: ARROWHEAD: 400-24165, ARROWHEAD (OEM): MG555, ARROWHEAD (OEM) (OLD): IA1146, BOSCH: 0-124-325-001, 0-124-325-012, 0-124-325-101, 0-124-325-131, CARGO: 112079, 113840, FORD: 98VW-10300-CA, J & N: 400-24165, LESTER: 13851, LETRIKA (ISKRA) AFTERMARKET: IA 1146, MAHLE: MG555, REMY LIGHT DUTY: 12051, VOLKSWAGEN: 038-903-023L, 038-903-024A, 038-903-024D, 045-903-023 Compatible With/Replacement For: VOLKSWAGEN: BEETLE 1999-2006, GOLF 1999-2006, JETTA 1999-2005 1-year warranty protects you after your purchase. We're confident that our products will work flawlessly once installed in your vehicle. But in a rare case that it does not, we'll replace it anytime within one year of your order. If you have a problem, we will take every step to assist you, contact us for a replacement. 100% New aftermarket Alternator built to meet OEM specifications for Volkswagen