



PBR Steel Standard Sprocket 2289 - 428 (Manufacturer Reference: 2289 13 18 NC)
Designed for riders seeking a reliable transmission part, this PBR sprocket incorporates expertise derived from competition. Made from 18NCD5 steel alloy, it offers good resistance to abrasion and corrosion while meeting the requirements for mounting on 428 pitch chains.
Ideal for roadsters and original or replacement installations, this sprocket is intended for maintenance or restoration of the primary transmission. Its design minimizes friction and easily integrates with standard 428 chain systems. For secure installation, adhere to the manufacturer's torque specifications and check the condition of the chain and sprocket.
Compatible with certain 125cc APRILIA models (RX 125 2025, TUONO 125 2024, SX 125 2024). Always verify the reference and pitch of your chain before ordering.