AX4

AX4 or AX-4 may refer to:


 * Aeolus AX4, compact crossover SUV
 * Axiom Ax-4 space mission with paying passengers
 * AX-4: Black Hole, a 1982 videogame; see List of Project EGG games
 * Aisin AX4 transmission; see List of Aisin transmissions
 * Clariion AX4, a storage area network server