
EK/PBR 420SR Chain Kit 14/51 - Ultra-Light Sprocket
Designed for urban rides and small displacement motorcycles, this EK SR chain kit combines durability and lightweight design. The SR series maintains its flexibility even after prolonged use: the plates have undergone a specialized heat treatment to enhance their wear resistance and fatigue strength. The ultra-light aluminum sprocket reduces unsprung mass for a more responsive handling without compromising strength.
Main Features:
Ideal for mopeds and small urban enduros, this kit fits 420 transmissions and is aimed at riders looking for a durable and lightweight chain/sprocket/gear set. Compatible with:
Regular installation and maintenance are recommended to preserve the longevity of the kit: lubrication, correct tension, and periodic link checks will ensure safe and consistent operation in urban environments.