Diameter of Stator: 89mm;Diameter of center hole: 32mm;Distance between mounting holes: 28mm(nearest holes);Distance between mounting holes: 40mm(farest holes)
It fits most of the 150, 200, 250cc ATVs, dirt bikes, Quad, Pit bikes, Go kart and some of the scooters from China, Such as TaoTao, Buyang, Coolsport, Lifan Kazuma, SUNL,Redcat, Eagle, etc