Specs: Unit Type: Solenoid, Voltage 12, Continuous Amps: 150, Surge Amps: 800, Mounting: Flat 180 (F180), Duty Cycle: Continuous, Number of Terminals: 4 Replaces OEM Numbers: Arrowhead: 240-22272, J & N: 240-22272, Trombetta 684-1271-012, Yahama JR3-H1950-00-00, Yamaha JW1-H1950-00-00 Compatible With/Replacement For: Yamaha G-22A Gmax 2003-2007, yamaha Ydra carburaed PTV 2010-2012, yamaha Ydra efipv 2012-2014 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 Yamaha