Ford is looking to, by using innovative new engines and cutting 700 to 750 lbs from the weight of the F-150, better its fuel economy by 15 to 20%. The weight drop will be due to extensive use of aluminum on the doors, fenders, cab, and tailgate, along with a large chassis redesign.
Engine-wise, expect to the EcoBoost line up expand, and a hybrid option that will be jointly developed with Toyota.
Related: The 25 Best Ford F-Series Trucks
[via The Truth About Cars]