Alex Marquez sampled a 2025-spec Ducati aero package in practice for MotoGP’s Valencia Grand Prix, ahead of his first outing on the new GP26 in Tuesday’s post-season test.<br>The Gresini rider has been racing the year-old GP24 this season, but ventured on track on Friday with a visibly revised bike.<br>The younger Marquez spent a large portion of the day testing the upgrades, the same aero ...<a class='more' href='https://www.autosport.com/motogp/news/alex-marquez-gp25-valencia-motogp-finale/10776776/?utm_source=RSS&utm_medium=referral&utm_campaign=RSS-ALL&utm_term=News&utm_content=uk'>Keep reading</a>