Share This ArticleShare Post http://media.blubrry.com/keefer_tested/pulpmx.com/podcasts/240416_keefer.mp3 Keefer breaks down the new Gas Gas Factory Edition 450 and if the frame update.change is worth a damn over the current 23/24 models. Is this the friendliest 450 engine out there today? KK also discusses this for you as well!