RK’s 520 ZXW drive chain is built for extreme superbike performance, combining high rigidity with long-lasting sealed lubrication. The XW-Ring design helps keep dirt out and power delivery crisp.
Built to meet the demands of modern high-performance bikes, the RK 520 ZXW Drive Chain is developed to match the specifications of today’s extreme superbike models. With RK’s unique XW-Ring sealing technology and a focus on rigidity and durability, it’s designed to deliver an immediate, responsive feel under acceleration while maintaining long service life.
The chain’s sealing system is engineered to retain lubrication and keep contaminants out. Thanks to two lubrication pools and three contact lips, the ZXW helps reduce wear and extends performance in harsh conditions—ideal when you want dependable power transfer and fewer maintenance headaches.