The DID 520 ERV7 is the ultimate racing chain for superbikes and road racing .
With a tensile strength of 3990 kg and advanced X-Ring construction, this chain delivers peak performance on the track — designed for maximum efficiency, minimum friction and unmatched durability.
Not suitable for normal street use – purely for racing purposes.

✅ Race X-Ring technology – higher efficiency and less wear
✅ Tensile strength 3990 kg – built for extreme loads
✅ Light and precise – developed for professional racing applications
✅ Hollow rivet link – optimal strength with low weight
✅ Suitable for superbikes up to 1000 cc
✅ Color: gold outer plates / gold inner plates