All Ram 2500 trucks come standard with an impressive 5.7-liter HEMI V8 Engine with 410 HP and 429 lb-ft of Torque, and an Automatic 6-speed transmission. The Mega Cab has 4 trims, with the SLT being the lowest. The Ram 2500 is sold in 3 sizes: Regular Cab, Mega Cab and Crew Cab, and has a wide range of trims to choose from Anti-lock Brakes✔ Bucket Seats✔ Navigation System