DID 520ERV7 GOLD X-RING SEALED CHAIN

• Special low-friction X-type O-Ring is used to increase performance and provide better sealing to keep dirt out and lubrication in.
• Superior strength to resist breakage.

One of the highest strength, most durable 520 sealed chains available while offering one of the lowest weights.

D.I.D's 520ERV7 is the chosen chain of road racing teams in MotoGP, WSBK, MotoAmerica, and used by incredible talents, such as Valentino Rossi, Andrea Dovizioso, and Alex Rins.

Upgraded
For 2020

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

Built for Professionals

D.I.D's top-of-the-line racing chain can be found on the bikes of Ricky Brabec for rally, Josh Strang for GNCC, and Ken Roczen for SX/MX.