hi don here K&n air fliter su-5002 all eigers and vinson atvs have new verson su-4002 has a bracket on top of the fliter to use the oem airbox screw it is the same but the su-4002 fliter has no flange or clamp other then that it is the same as su-5002 it sopose to fit in the oem airbox take care [img]i/expressions/face-icon-small-happy.gif[/img] check out k&n website for more info