138MM Large Case Denso hairpin alternator. Our Newest High Output Alternator Release for the entry level car audio people looking to power a small system.  Good for up to 2500 watts (with extra battery).  Over 260 amps at 1800rpm and 150 amps at 650rpm (under full load), proven output.  Denso Hairpin Design for maximum Performance. All our Alternators are supplied with the largest Dual Bridge Rectifier available in the marketplace. **OEM Bearings supplied on all our units **Highest rated Voltage Regulators in the industry at 15v setpoint cold. These units are New denso hairpin,  not online rewound units. Stock pulley supplied so you DON'T have to change your belt.