LAS VEGAS, Nev. – March 8, 2024 – AAPEX officially announced today that the Automatic Transmission Rebuilders Association (ATRA) Powertrain Expo, the largest gathering of transmission repair specialists in the world, will take place at this year’s event, Tuesday, Nov. 5 through Thursday, Nov. 7, at The Venetian Expo and Caesars Forum in Las Vegas.