EK CHAIN JT 520ZVX3 16/43 - 110 standard sprocket Chain kitAPRILIA 660 TUONO 660 FACTORY - 2022 - 2025Ref : EKC05013A / 3071283

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.

• Kit composition: 520 ZVX chain + 16-tooth sprocket + standard 43-tooth crown (110 links).
• Chain pitch: 520 — standard for many roadsters.
• Number of links: 110 (delivered ready to install or shorten according to the motorcycle).
• Colour: gold/gold for chain and rivets, an aesthetic finish that withstands road aggressions.
• Crown: steel — strength and compatibility with intensive road use.
• Weight: 1.8 kg for 100 links (manufacturer's data).
• Relative longevity index: 3900 (manufacturer's value for 100 links).

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.