The Bajaj Dominar 400 is powered by a 373.3 cc, single-cylinder, 4-stroke, liquid-cooled, DOHC, 4-valve, Triple Spark DTS-i (Digital Twin/Triple Spark Ignition) engine with fuel injection. It produces approximately 40 PS (39–40 hp) of power and 35 Nm of torque through a 6-speed gearbox