Walthers Proto 920-42812 HO Scale EMD GP9 Pennsylvania PRR 7227 w/DCC LokSound A signature diesel for your HO railroad, the WalthersProto GP9 with High-Hood is a real workhorse! With road-specific details, the models are based on prototypes in service from 1956 to the present ...Walthers Proto 920-42812 HO Scale EMD GP9 Pennsylvania PRR 7227 w/DCC LokSound A signature diesel for your HO railroad, the WalthersProto GP9 with High-Hood is a real workhorse! With road-specific details, the models are based on prototypes in service from 1956 to the present. FEATURES: One time run of these roadnumbers, order now - limited quantity available! Based on units in service from 1956 to the present Road-specific details Factory-equipped with LokSound 5 Sound and DCC for DCC or DC layouts Wire grab irons and photo-etched lift rings 21-Pin DCC connector Warm white LED constant and directional headlights 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 and lettering Heavy die-cast metal underframe Correct size RP-25 metal wheels Proto MAX metal knuckle couplers Based on Phase III units, road-specific features of this layout-ready HO replica include: Brass Leslie RS-3L air horn Sinclair radio antenna Long hood forward operation Dynamic brakes Simplified skirt w/single fuel fill, drop steps and MU holder Four tall MU stands w/receptacle Ratcheting lever handbrake Early Pyle dual sealed-bream headlights 48" pan top radiator and dynamic brake fans Four folded-in wind deflectors Blomberg Type B sideframes w/roller bearings 1600-gallon fuel tank w/piping