Features Include: -Realistic die-cast underframe -Five-pole skewed armature motor with dual flywheels for optimum performance at all speeds -Directional lighting -Factory-equipped with AccuMate? knuckle couplers -Detailed cab interior with crew -Separately-installed scale windshield wipers, metal grab irons and fine scale handrails -Movable drop steps -Walkway safety tread -Coupler cut bars -Multiple unit hoses and trainline hoses Additional feature parts included but not installed: -Snowplow -Electrical cabinet air filter box (ECAFB) -Two engine compartment roof vents which were added by many railroads sometime after delivery (GP-40 only) The GP-38 and GP-40 locomotives are available in dynamic or non-dynamic brake versions, with either a 2600 or 3600 gallon fuel tank as appropriate by railroad. As an AtlasMaster locomotive, these units will come equipped with the NEW 4-Function HO Dual-Mode Decoder pre-installed.