Share This ArticleShare Post Not much changes in 2022 on the KTM 450 SX-F, but Keefer did find one engine update! Learn about that as well as settings, reliability mods, and why this is one of the easiest 450 machines for most consumers. http://media.blubrry.com/keefer_tested/pulpmx.com/podcasts/210714_keefer.mp3