Here is a MTH 20-21630-1 O Louisville & Nashville Premier GP-7 Diesel Engine With PS3. This locomotive features die-cast metal sprung trucks, metal wheels and axles, and operating knuckle couplers.

Features:
Intricately Detailed, Durable ABS Body
Die-Cast Truck Sides, Pilots and Fuel Tank
Metal Chassis
Metal Handrails and Horn
Metal Body Side Grilles
Detachable Snow Plow
(2) Handpainted Engineer Cab Figures
Authentic Paint Scheme
Metal Wheels, Axles and Gears
(2) Remote-Controlled Proto-Couplers
O Scale Kadee-Compatible Coupler Mounting Pads
Prototypical Rule 17 Lighting
Directionally Controlled Constant Voltage LED Headlights
Lighted LED Cab Interior Light
Illuminated LED Number Boards
Lighted LED Marker Lights
(2) Precision Flywheel-Equipped Motors
Operating ProtoSmoke Diesel Exhaust
Onboard DCC/DCS Decoder
Locomotive Speed Control In Scale MPH Increments
Proto-Scale 3-2 3-Rail/2-Rail Conversion Capable
1:48 Scale Proportions
Proto-Sound 3.0 With The Digital Command System Featuring Freight Yard Proto-Effects
Unit Measures: 14 3/4 x 2 1/2 x 3 3/4
Operates On O-31 Curves Diesel DCC Features

This item has been graded per TCA standards C-9: Factory New based on visual appearance. The instruction manual is included. The original box is included. Overall condition is Factory New.

Condition: Factory New (C-9)
Operational Status: Functional
Original Box: Yes (P-9)

Manufacturer: MTH
Model Number: 20-21630-1
Road Name: Louisville & Nashville (LN)

Scale/Era: O Modern
Model Type: Diesel Loco

The SKU for this item is 5927949.

Product Id: 12773288