Athearn has announced a new run of their N scale Challenger and Big Boy models. These super detailed models were a runaway hit in the past and feature near-brass detail and Tsunami sound decoders. The new run should be available at your local dealer or hobby store in December with an MSRP of $479 for the Challenger and $499 for the Big Boy. For more detailed photos of these models, see our Galleries. Click on the flyers below for larger images and more information.