DID Chains → 428 Pitch x 130 links (VX3)SUPERIOR STRENGTH D. I. Ds VX Series chains are high performance, low friction X Ring chains. We have multiple sizes that will fit numerous street and off road motorcycles. The VX Series has increased rigidity to help reduce pin flex for a smooth ride. LONGER WEAR LIFE D. I. D's VX Series boasts a much longer chain life than the VO Series due to the patented X Ring technology. PATENTED X RING The VX chain series showcases the industry leading,