Matteo Bertelle led Moto3 World Championship practice Saturday morning, at Termas de Río Hondo, in Argentina. Bertelle used his Pirelli-shod LEVELUP-MTA KTM to lap the 2.99-mile (4.81 km) track in 1:46.303, which led the field of 26 riders.
David Muñoz was second-best with a time of 1:47.044 on his LIQUI MOLY Dynavolt Intact GP KTM.
Stefano Nepa, piloting his SIC58 Squadra Corse Honda, claimed the third and final spot on the front with a lap time of 1:47.074.