RK's 520XRU chains were engineered in collaboration with MotoGP and World Superbike teams, specifically for professional MotoGP racing. Designed with UW-Ring seals, this lightweight racing chain minimizes friction while ensuring optimal horsepower delivery from the race start to finish. The result is a chain that meets the highest racing standards!
Note: 520XRU chains are intended for roadracing use only! Not to be used for daily street use.
Search through all our listings to find exactly what you need
Search All Listings for GB520XRU-124to
Need help? We're riders just like you.
MX Locker © 2026 Accessibility