The Mercedes-Benz ML400 4MATIC was a variant of the W166 ML-Class that debuted for the 2012 model year. The ML 400 4MATIC was powered by Mercedes' M276 DELA 30 engine. This 3.0L twin-turbo V6 engine had an output of 328hp and 354lb ft of torque, which was sent to all four wheels via a 7 speed automatic transmission. Production of the W166 Mercedes-Benz ML400 4MATIC ended in 2015, when Mercedes changed the name of ML-Class to the GLE.