16/11/2020 · Still rumored was the Ram R/T which, according to Mr. Source, had an upgraded 5.7 HEMI, beefed-up suspension and steering, and a 4.10:1 axle. The aerodynamic drag of .419 Cd was best in class, beating even Toyota - as did the 0-60 time of under 6 seconds (according to Edmunds, Truck Trends , and Toyota's official figure of 6.3 seconds).