Grunner Presents Functional Prototype of Ethanol-Powered Smart Machine, Launches S Series Models and Announces Consortium with Mercedes-Benz
(Grunner Energia/EAE Maquinas (Google Translation)) The company also has new features in its after-sales structure and strengthens its partnership with Michelin, which nationalized the manufacture of the tire used in Smart Machines. New ATR E has a unique ethanol engine. During Agrishow 2025 , one