This new kit by Drive Systems is by far the best when it comes to quality and strength.

Kit is complete with a chromoly steel front sprocket, heat treated steel rear sprocket or AFAM hard anodized alloy rear sprocket, AFAM black hard anodized billet alloy quick change sprocket carrier, premium D.I.D. heavy duty 525VM2 gold X'ring chain cut to length and a rivet style connecting link. Rear sprocket hardware is included. Stock gearing is 15/39.