



PBR Standard Steel Sprocket 577 - 428 (Manufacturer Ref: 577 15 18NC)
A reliable replacement for 428 transmissions, this PBR sprocket draws on competition experience to offer a robust and precisely machined part. Designed for Cross and Roadster environments, it is aimed at riders looking for a durable drive component suitable for both off-road and urban conditions.
The choice of 18NCD5 steel and the manufacturing processes applied by PBR minimize wear and contribute to precise engagement with your 428 chain. Ideal for a transmission overhaul or mechanical preparation, this sprocket maintains original dimensions for direct fitting according to compatible applications.
Compatible with the following models (please check the exact compatibility on your motorcycle specification):