HO MP15AC Locomotive GMTX #335 (ATHG66277)

HO MP15AC Locomotive GMTX Road No. 335 is a compact HO-scale diesel switcher designed for yard work and light freight on smaller layouts. Based on the 1970s MP15AC design, it uses AC traction for reliable power and features a robust die-cast frame that helps deliver steady pulling power and smooth, quiet operation. This model captures the prototype’s character with authentic detailing and easy operation, making it a versatile addition to any layout.

Road No. 335 wears GMTX livery with SP-style number boards, a cab-mounted 3-chime horn, and a large fuel tank complemented by a frame-mounted bell. It includes full cab interior and see-through windows, plus fine-scale details like wire grab irons, walkways, and lighting lenses. The model is DCC-ready with Quick Plug 21-pin NEM connectors, and sound-equipped variants add on-board SoundTraxx Tsunami2 with two speakers. It rides on a Genesis-style 5-pole motor with all-wheel drive, RP25 wheels, and McHenry knuckle couplers (Kadee-compatible). Minimum operating radius is 18 inches, ensuring smooth operation on compact layouts.