This is an Atlas 40005319 N Scale Silver Series Southern Pacific SD-9 Diesel Locomotive #4391. Features: Powered low-friction drive, Blackened metal wheels, Dual brass flywheels, Directional lighting, Golden-white LEDs, Body-mounted AccuMate couplers. A DCC sound decoder has been added. This item has been graded per TCA standards C-7: Excellent. This engine is in Like New Condition however, the wire on the back coupler that helps uncouple it is missing. LokSound has been added. Overall condition is Excellent. Availability: Ships within 1 Business Day! Trainz Product Id: 12835938.