The RK 520 ZXW Black Chain is engineered for riders who demand maximum strength, durability, and reliability under extreme conditions. Designed for high-performance street bikes, track machines, and race applications, the ZXW is RK’s strongest 520 chain to date.

Built with XW-Ring technology, this chain delivers superior sealing performance, reduced friction, and significantly extended service life compared to standard O-ring chains. The quad-contact seal design retains lubrication more effectively while keeping dirt and debris out, ensuring consistent performance mile after mile.

Finished in a sleek black coating, the ZXW not only offers corrosion resistance but also adds a stealth, premium look to any motorcycle setup.

Features:

• 520 size high-performance chain

• XW-Ring sealed design for extended wear life and reduced friction

• Extremely high tensile strength for superbike-level power output

• Black finish for corrosion resistance and aggressive styling

• Ideal for street, track, and racing applications

Why Choose RK?

RK chains are trusted by professional racing teams worldwide and manufactured to the highest Japanese quality standards. The 520 ZXW is the go-to choice when reliability and strength are non-negotiable.