Spanish MX1 Kawasaki rider and RFME Elite front-runner Sergio Castro eats, sleeps, and breathes motocross. With a 3rd overall in Elite-MX2 (2018), 6th in MX1 (2024), and multiple Catalan titles to his name, he’s a fixture on the Spanish motocross scene. Sergio runs his own CastroMX team and race school, and manages the St Pere MX and Sant Antoli race tracks.