D.I.D. ERV7 Series 520 Exclusive Racing Chain

The 520ERV7 is the top-of-the-line racing chain for all types of motorcycle racing, on and off road. Incredible design and utilization of our patented X-Ring seal technology makes the ERV7 a top performing racing chain available.

Utilized by factory teams worldwide, the ERV7 is chosen for Superbike racing with teams such as the Fresh N Lean Progressive Yamaha Racing team and the Warhorse Ducati team. Also chosen by the Honda HRC Rally team, team Honda HRC for SX/MX, and SLR Honda competing in the Score International races, Worcs, and NGPC offroad series.

• Available in 120 link length
• DID's 520ERV7 is the chosen chain of MotoGP, Superbike, and road racing teams alike.
• 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.
• Rated for 1000cc's and below
• Max CC: 1,000cc
• Tensile Strength: 8,800 lbs
• Weight (100L): 3.41 lbs
• Seal: X-Ring
• Chain Life Index: 3500
• Pin Length: 0.752"
• Pin Diameter: 0.217"
• Inner Plate Thickness: 2
• Outer Plate Thickness: 2

Additional D.I.D. ERV7 Series 520 Chain Rivet Master Links are available to be purchased by clicking this link.