If You Have Any Questions, Please Feel Free To Contact Us And We Will Try Our Best To Make You Satisfied 【Replacement Part Number】 Voltage Regulator For Polaris. Please Use Amazon's Part Finder Function To Confirm If This Voltage Regulator Will Fit Your Vehicle Before Purchase! 【Fitment】★2008 2009 Ranger 4x4 500 EFI ★2007-2009 Ranger 6x6 700 EFI ★2008 2009 Ranger Crew 700 ★2008 2009 Ranger RZR 800 ★2007-2009 Ranger XP 700 ★2008 2009 Sportsman 500 EFI ★2008 2009 Sportsman 500 EFI X2 ★2008-2010 Sportsman 500 EFI Touring ★2007-2009 Sportsman 800 EFI ★2007-2009 Sportsman 800 EFI X2 ★2009 2010 Sportsman 800 EFI 6x6 Big Boss ★2008 2009 Sportsman 800 EFI HO ★2008 2009 Sportsman 800 EFI Touring 【High Performance】High quality aluminum shell: Provide Provides good heat dissipation and Extended service life. Turning alternating current (AC) into direct current (DC), Ensure ATV's electronics device Work well. Also provide battery charging protection. 【Good Value】100% NEW, Plug and Play, Lifetime Service Against Manufacture Defect. 【After-Sales Service】If you have any question, please feel free to email us, We offer 24h service