



PBR Standard Steel Sprocket 2118 - 428 (Manufacturer part number: 2118 12 18NC)
Designed for demanding riders on the track or during rides, this PBR sprocket takes competitive experience and transforms it into a durable transmission part for everyday use. Machined from high-quality 18NCD5 steel alloy, it offers precise and consistent tooth geometry suitable for 428 pitch chains.
The manufacturing process follows strict guidelines to limit dimensional variations and ensure smooth contact with the chain, which helps reduce friction and premature wear. Its finish is designed to resist corrosion and abrasion encountered on both road and off-road conditions.
Ideal for Cross and Roadster environments, this sprocket is a direct replacement for several 125cc bikes and small roadsters. To check precise compatibility, refer to the manufacturer part number and the required number of teeth on your transmission.
Common applications: HONDA CRF 125 F BIG WHEELS 16/19, DERBI TERRA 125 ADVENTURE, HONDA CRF 125 F STD WHEELS 14/17.