One of EMD′s most successful diesels, the GP7 was plain but tough and some are going strong after over 70 years of service. The GP7 was EMD′s first hood unit, offering better visibility for switching and easier access for maintenance. A great addition to your HO Scale roster, these WalthersProto models are based on units in service from the 1950s to the 1970s. This is a limited edition one-time run of these roadnumbers. Features include: Wire grab irons & etched lift rings Available with ESU LokSound V5 sound for DCC & DC layouts Warm white LED constant & directional headlights 21-pin DCC plug Pre-installed 28mm round speaker 14:1 helical gears for ultra-quiet and smooth running 5-pole, skew-wound, high-torque, high-efficiency can motor Easy multiple-unit operation Superb paint & lettering Heavy die-cast metal underframe Proto MAX(TM) metal knuckle couplers Specific features of this unit include: Based on units in operation from the late 1950s through the early 1970s Brass dual single chime air horns Brass fire cracker style antenna Non-dynamic long hood Operating Gyralight upper headlight & emergency stop signal (DCC only) lower light Early Pyle dual sealed beam headlights Winterization hatch with etched metal grill Vapor standby heater Steam generator equipped Metal sunshades Tall MU stands 1600 Gal fuel tank Roller bearing journals Short-hood forward operation