DASH 8-40CW - TCS DCC SOUND VALUE-EQUIPPED Locomotive - CSX® #7317 - HTM™ (Dark Future) - HO Scale. GENERAL ELECTRIC DASH 8-40CW (68511-14) Entering service in 1989, the Dash 8-40CW was the first in General Electric’s line of road diesels to feature the North American Safety Cab (otherwise known as the wide-cab design). It would set the trend for the basic appearance of all GE locomotives for the next two decades, becoming an icon of North American freight railroading. Bachmann’s Dash 8-40CW features newly added operating ditch lights, a TCS Sound Value DCC package for sound, speed, direction, and lighting control, and comes ready-to-run on both analog and DCC-equipped layouts. Features include: DCC Sound Value-equipped for sound, speed, direction, and lighting control, Keep-Alive® device that keeps your engine running during power interruptions due to dirty track or loss of electrical contact, dual-mode NMRA-compliant decoder, operating headlight and ditch lights, all-wheel drive, blackened metal wheels with RP25 contours, E-Z Mate® Mark II couplers, HO Scale 1:87