D.I.D.s 520ERV7 is the chosen chain of MotoGP, Superbike, and road racing teams alike.

Upgraded from the 520ERV3, the 520ERV7 boasts a 3% higher tensile strength, a 13% longer chain life, and less friction due to X-ring improvements.

• Gold exclusive racing chain X-ring chain
• High performance, lightweight chain
• 8,660 lbs./ft. tensile strength
• Supplied with rivet link