





PBR Standard Steel Sprocket 718 - 520 (Manufacturer's ref: 718 13 18NC): a transmission sprocket designed for both road use and off-road performance. Drawing from PBR's competition experience, this sprocket combines materials and manufacturing control to remain reliable under demanding conditions.
Whether you ride a roadster or push the machine off-road, this PBR sprocket offers a robust wear part, designed for easy integration into 520 setups. Ideal for small displacement transmissions and the vintage machines listed below.
Examples of installations: