HO GEN SDP45 Locomotive Legendary Liveries EMDX Demonstrator #4356 (ATHG-2010)

HO Scale SDP45 Diesel Locomotive in Legendary Liveries: EMDX Demonstrator No. 4356 is a ready-to-run HO model that puts a historic EMD demonstrator on your layout. From Athearn's Legendary Liveries lineup, it recreates the SDP45’s distinctive long-hood profile and the iconic EMDX scheme, making it a striking centerpiece for passenger-service scenes or proto-freelance layouts.

Designed for HO-track operation, this model features a heavy die-cast frame, all-wheel drive with precise electrical pickup, RP25 wheel contours, LED lighting, a full detail cab interior, fine-scale Celcon handrails, and body-mounted McHenry knuckle couplers. It’s fully assembled and ready to run, with prototype-derived paint and road-number-specific detailing across the lineup. A DCC-ready Quick Plug 21-pin NEM interface enables easy digital control, and the model carries a minimum radius of 18 inches (22 inches recommended) for reliable operation. Sound-equipped variants add Tsunami2 onboard sound with dual speakers and full NMRA-compatible functions with CV-based tuning.