D.I.D is the number one motorcycle chain in the world. D.I.D chains are used by factory races teams from all manufacturers in race series everywhere. Higher Tensile Strength - The 530VX3 has an 8% tensile strength increase from the 530VX due to the hardness of its inner plates. Longer Chain Life - With an X-Ring material upgrade, the 530VX3 has a greatly improved sealing performance and a wear resistance increase of 5%! Wider Range of Motorcycles - The 530VX3 has a maximum cc rating of 1,100cc, up from 1,000cc with the 530VX. Average tensile strength of 9,980 pounds. Wear resistance: 4,000 (standard chain = 100). Rated up to a maximum displacement of 1,100cc. Weight (kgs/100 links) = 1.95 (4.29 pounds). Includes a rivet-style (ZJ) master link.