DID ZVM-X Super Street X-Ring Chain - MADE IN JAPAND.I.Ds Super Street Series X-Ring Chains were designed with increased power transfer from the engine to the ground, greater resistance to stretching under load and overall improved performance that meets the demands of current large displacement street bikes and the people who ride them. D.I.D's ZVM-X chains are the strongest high mileage chains.Fitments:520ZVM-X max displacement 1200CC525ZVM-X max displacement 1300CC530ZVM-X max displacement 1400CC Fits: Ducati 600 SS 1994-1999 750 SS 1991-1996 750SS 1997-1998 900 SS 1998