Athearn N Scale Genesis 13K ACID TANK CAR Brand New Genesis Model, first time in N scale! Full underbody details: brake and train line piping Type F “double shelf” McHenry couplers (First time in N Scale), body-mounted Went over the new Athearn N Scale Genesis 13k Acid Tank Car in the TrainWorld TV live stream with Jim Wiggin Athearn Trains the other day. It's 1:03:00 into the segment. We're taking preorders on this now!