This is a NEW complete Yamaha YFZ 450 fuel petcock for the gas tank.
This item is brand new, directly from YAMAHA, and an original OEM factory piece.
It has never been used, and will fit any year 2004-2009 YFZ450, also the 2012 and 2013
It's the selector switch that you can set to ON, OFF, or RESERVE.
This includes the rubber o-ring gasket as well, with tank fuel filters also brand new.
It also includes the in tank fuel filters, and its in its original factory packaging, directly from Yamaha.