







The EK/JT 520ZVX3 16/43-110 chain kit combines the premium chain from the ZVX series with the appropriate sprockets for a robust transmission on roadsters. Designed by EK CHAIN, this kit is aimed at riders looking for a reliable transmission, ready to withstand the stresses of high torque while maintaining a neat appearance thanks to its gold finish.
Simple installation for the leading models in the roadster segment such as the Aprilia Tuono 660 (2023 to 2025 models). This kit offers a turnkey solution to renew the chain, sprocket, and crown while maintaining standard transmission geometry. Ideal for those who want to regain sensitivity in acceleration and a clean response from the transmission without compromising durability.