GG-1 Scale Electric - PRR #4866 - "CONGRESSIONAL" SILVER w/RED STRIPE - O Scale. The pride of Pennsylvania's Electric Fleet! There's no mistaking a GG-1 for any other locomotive. Now equipped with our exclusive True Blast Plus sound package, this GG-1 sounds as good as it looks. Features include; True Blast Plus 16-bit polyphonic sound including electric locomotive sounds, horn, and bell, 6 wheel power trucks with traction tires, powered by dual motors with flywheel coasting action, all metal gears, electronic 6-amp reverse board with directional lock-out, durable ABS plastic shell, die-cast trucks, truck sides, and pilots, dual headlights, twin operating pantographs, add-on stamped metal ladders, add-on grab rails and window bars.