Well i drive a 96 Mack CL with a 460hp mack and a 18spd. Tri axle dump really good truck. My dad owns a 2001 peterbilt 379 475CAT 18spd. that truck has lots of power. Did you ever drive Over the road am looking to get into that type of trucking. I hear it pays alot better then local. Am glan to hear am not the only gear jammer of this fourm.