The 3000 Series™: Pioneering Fully Electronic Controlled Transmissions Meet the 3000 Series™, Allison’s first fully electronic controlled automatic transmission. From refuse trucks to public transport and even defense applications, this transmission has been a game-changer across industries. With continuous advancements in electronic controls, now in its 6th generation, the 3000 Series offers unmatched precision and performance—leaving traditional hydraulic controls behind.