D.I.D D.I.D X-Ring Chain 520Erv7 Gold 120Zb M520Erv7120Zb

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 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.

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