N scale Athearn steam loco w/ SOUND , 4-6-6-4 Challenger, Clinchfield #670, DCC, w/ additional parts. This is a beautiful loco!The item "N scale Athearn steam loco with SOUND, 4-6-6-4 Challenger, Clinchfield #670, DCC" is in sale since Saturday, December 22, 2018. This item is in the category "Toys & Hobbies\Model Railroads & Trains\N Scale\Locomotives". The seller is "tstxtrainman" and is located in Nevada, Iowa. This item can be shipped to United States.