



Manufacturer Ref: 278 15 18NC — Standard PBR Steel Sprocket 278 - 530
Designed by PBR from track experience, this standard 278 sprocket is aimed at demanding riders looking for a reliable transmission part for their motocross or roadster. Machined from a high-quality 18NCD5 steel alloy, it offers increased resistance to corrosion and abrasion, while benefiting from a rigorous manufacturing process typical of competition components.
This sprocket is suitable for secondary transmission on motocross and roadster machines and installs easily on 530 chain systems. Compatibility examples: HUSABERG FE 450 IE (2013), HONDA CB 450 SC NIGHTHAWK (1985), HUSABERG FE 570 IE (2012). Whether mounted as a replacement or for maintenance preparation, it provides robustness and longevity to the chain while minimizing premature wear.
PBR guarantees strict quality control: a sensible option to maintain good torque behavior and a clean transmission, without surprises on the road or off-road circuits.