Order Includes: 1x Stator. Compatible with Yamaha models: YFZ450 2004-2005 S/T, YFZ450 2007-2009 W/X/Y, YFZ450 2012-2013. Part Number: 5TG-81410-01-00, 5TG-81410-03-00. Specs: Thickness: 12mm, Inside Diameter: 31mm, Outside Diameter: 84.5mm. We strongly suggest comparing the posted picture to the unit(s) that needs to be replaced..
