Transmission Type by Car: CVT, Automatic or Manual / Infiniti / QX55Infiniti QX55 Transmission by year YearTransmission2025CVT (continuously variable, 8 simulated steps)2024CVT (continuously variable, 8 simulated steps)2023CVT (continuously variable, 8 simulated steps)2022CVT (continuously variable, 8 simulated steps) Source: U.S. EPA / DOE fuel economy data (fueleconomy.gov).