Proto 2000 F7A/B set with sound and DCC. Walthers # 920-40576

* All-New Drive * 14:1 Gear Ratio for Easy Multiple-Unit Operations * Helical Gears for Ultra-Quiet & Smooth Running * Five-Pole, Skew-Wound, High Torque, High Efficiency Can Motor * Heavily Weighted for Maximum Traction * Both A&B Units Powered * Painted Metal Grab Irons, Ladder Stand-Offs, Handrails & Lift Rings * Correct Coupling Distance Between A & B Units * Most Authentic Bulldog Nose Ever Done * Correct Windshield Slope * Roof Panel Weld Lines * Correctly Sized Bolt Heads * Complete Scale Fuel Tank w/Hangers, Battery Box, Air Tank & Underframe Detail * Working Headlight w/Bezel & Recessed Lens * Working Mars Light as Appropriate - Works on DC or DCC * With or Without Dynamic Brakes to Match Prototypes * Correct Style Lighted Numberboards * Bright Sunny White LED Lighting * Separate, Clear Class Lights * Full Cab Interior w/Crew Figures * New Insulated Diecast Magnetic Knuckle Couplers * Full or Partial Fuel Tank Skirts to Match Prototypes * Correct Grab Iron Style & Placement for Each Roadname * Freight, Passenger or Snowplow Pilot * All-New Sideframes w/Road Specific Journals & With or Without Speed Recorder * Nose Lift Rings as Appropriate * Operating Diaphragms as Appropriate * Etched Metal Farr or Horizontal Grilles * Visible Details Behind Grilles & Under Fan Covers