1Be used for prevents over charging battery and improve charging capability. 2Designed with heat sink fins for better cooling, long service life. 3Original standard, perfectly match to the original motorcycle. 4Stable characteristics, a perfect replacement for the old or broken one. 5Compatible for Yamaha YZF R1 FZ1000 FZ1 FJR1300 VMX17 V-Max XV1700A.Features:Be used for prevents over charging battery and improve charging capability. Original standard, perfectly match to the original motorcycle. Designed with heat sink fins for better cooling, long service life. Easy to install, just plug and play, no instructions required. Stable characteristics, a perfect replacement for the old or broken one. Compatible for Yamaha YZF R1 FZ1000 FZ1 FJR1300 VMX17 V-Max XV1700A. Specification:Condition: 100% Brand NewMaterial: Aluminum AlloyColor: BlackWorking Voltage: DC 12VSize: 102 * 90 * 28mm/4 * 3.5 * 1.1inPackage Weight: approx.298g/10.5ozFitment:for Yamaha YZF-R1 2002-2012for Yamaha FZ1000 FZ1 2006-2010for Yamaha FJR1300 2003-2011 xvs400 2010-2012for Yamaha VMX17 V-Max 2009-2012for Yamaha XV1700A Road Star 2008-2010for Yamaha XV1700AS 2008-2014for Yamaha XV17A Road Star XL 2008for Yamaha XV17A Road Star XW 2008for Yamaha XV17A Road Star Silverado 2008-2012for Yamaha XV1700PC ROAD STAR WARRIOR 2002-2010for Yamaha XV1700P Road Star Midnight Warrior 2005-2009for Yamaha XV19C Stratoliner 2006-2009for Yamaha XV19C Stratoliner S 2006-2010for Yamaha XV19C Stratoliner Midnight 2006-2008for Yamaha XV19C Stratoliner Deluxe 2011for Yamaha FZ8 FZ-8N 2011-2013for Yamaha XV19S Roadliner S 2006-2010for Yamaha XV1900 2006-2013for Yamaha XVS950 V-Star 2009-2010for Yamaha XVS1300 V-Star 2007-2014for Yamaha XVS1300 V-Star Tourer 2007-2010for Yamaha XV19C Raider 2008-2011for Yamaha YXR7F Rhino 700 4X4 2008-2012for Yamaha YFM550 Grizzly 2011-2012for Yamaha YFM700 Grizzly 2007-2012Package list:1 * Motorcycle Regulator Rectifier