Electrosport Industries ESR441 Regulator/Rectifier

This is by far the best regulator rectifier in the world. The Electosport RR design prevents overcharging and dissipates voltage quickly while providing optimum power balance and protection to all of your electrical components. This aluminum die cast heat sink helps remove heat quickly and the slotted mounting holes provide easy installation. Electrosport offers a 1-year warranty. Connector blocks are designed to fit perfectly into the OEM wiring harnesses. Exclusive slotted mounting provides easy installation. Aluminum die-cast heat sink wicks excessive heat away quickly. Machine installed wiring connectors. High quality protective sheathing keeps wiring tucked neatly away.

Vehicle Fitment:

2002-2004 Suzuki LT-A400 Eiger 2x4 Auto
2002-2007 Suzuki LT-A400F Eiger 4x4 Auto
2008-2009 Suzuki LT-A400F KingQuad AS
2002-2004 Suzuki LT-F400 Eiger 2x4
2002-2007 Suzuki LT-F400F Eiger 4x4
2006-2009 Suzuki LT-R450 QuadRacer
2004-2012 Yamaha YFM125 Grizzly
2001-2004 Yamaha YFM250 Bear Tracker
2007-2008 Yamaha YFM250 Big Bear
2005-2006 Yamaha YFM250 Bruin
2008-2012 Yamaha YFM250 Raptor
2008 Yamaha YFM250 Raptor SE
2008 Yamaha YFM250 Raptor SE Custom
2004-2006 Yamaha YFM350 Bruin Auto 2x4
2007-2011 Yamaha YFM350 Grizzly 4x4 Auto
2007-2011 Yamaha YFM350 Grizzly Auto
2007-2011 Yamaha YFM350 Grizzly IRS 4x4 Auto
2004-2012 Yamaha YFM350 Raptor
2006-2008 Yamaha YFM350 Wolverine
2004-2006 Yamaha YFM350FA Bruin Auto 4x4
2002-2004 Yamaha YFM400 Big Bear 2x4
2002-2006 Yamaha YFM400 Big Bear 4x4
2007-2008 Yamaha YFM400 Big Bear IRS 4x4
2007 Yamaha YFM400 Grizzly 4x4 Auto
2000-2001 Yamaha YFM400A Kodiak
2000-2006 Yamaha YFM400F Kodiak 4x4
2007-2008 Yamaha YFM450 Grizzly 4x4 Auto
2009 Yamaha YFM450 Grizzly 4x4 Auto IRS
2003-2006 Yamaha YFM450F Kodiak Auto 4x4
2006-2009 Yamaha YFM450FX Wolverine 4x4
1999-2001 Yamaha YFM600FW Grizzly 4x4
2002-2008 Yamaha YFM660F Grizzly 4x4
2001-2005 Yamaha YFM660R Raptor
2006-2009 Yamaha YFM700R Raptor
2011-2013 Yamaha YFM700R Raptor
2007 Yamaha YFM700R Raptor GYTR Edition
2007-2013 Yamaha YFM700R Raptor SE
2009-2011 Yamaha YFZ450R
2009-2011 Yamaha YFZ450R SE
2010-2011 Yamaha YFZ450X
2010 Yamaha YFZ450X Bill Balance
2011 Yamaha YFZ450X SE
2006-2007 Yamaha YXR45F Rhino 450
2007 Yamaha YXR45F Rhino 450 Special Edition
2004-2007 Yamaha YXR66F Rhino 660
2007 Yamaha YXR66F Rhino 660 Ducks Unlimited
2006-2007 Yamaha YXR66F Rhino 660 Exploring Edition
2006-2007 Yamaha YXR66F Rhino 660 Special Edition
2007 Yamaha YXR66F Rhino 660 Sport Edition