The drivetrain kit consists of the front (16 tooth) and the rear sprocket (45 tooth), as well as the chain.
Drivetrain kit 16/42
SPA216G42KM118B
El set de transmisión consta de la corona de cadena delantera (16 dientes) y de la corona trasera naranja (42 dientes), una cadena DID y un cierre de cadena.