The 4-car set includes one locomotive, one sleeper, one Coach/baggage, and one Coach. The 6-car set consists of one baggage, one transition sleeper, one sleeper, one diner, one lounge, and one Coach. ALC-42 (4-car set) - Reproduces the streamlined nose shape, blue-based exterior, and "Amtrak" logo placed in various places - Reproduces the large watermark louver that is its biggest feature. Can be turned on by incorporating an interior light (sold separately) - Headlights/tail lights/ditch lights are lit. Adopts a structure that allows lights to be turned on separately after DCC installation.Coupler trip pins can be installed.Space is secured for installing speakers to create DCC sound. You can recreate the image of a transcontinental train formation with a 4-car set + 6-car set. In addi.