
PBR Steel C45 Standard Sprocket 859 - 520 (Manufacturer part number: 859 39 C45)
Designed for riders seeking a robust and understated transmission part, this PBR sprocket is particularly suited for roadsters. Made from C45 steel and coated in black, it features a standard tooth count of 39 teeth compatible with a 520 chain pitch.
This sprocket is designed to last in road use: it provides the necessary strength to transmit engine torque while maintaining a tooth geometry that complies with 520 standards. Ideal for maintenance or replacement, it ensures a reliable and predictable transmission behavior.
Compatibility (examples):