.NEW IN BOX NEVER TAKEN OUT UNTESTED This is a Lionel 6-1552 O Gauge Burlington Northern Limited Diesel Freight Train Set. Included in this set are a diesel locomotive, 5 boxcars, and a caboose. The locomotive features a plastic shell, metal frame, diecast trucks, operating headlight, and operating knuckle couplers. The boxcars and caboose feature plastic bodies, metal wheels, and operating knuckle couplers. 6-6234/6-6235/6-6236/6-6237/6-6238/6-8585/6-6913