Web UI SpinnerAmerican ChopperMy List Outline IconAdd to My ListShare IOS IconShareS06:E04 - Unique Machine BikeReality · 2009 · 44 min · 9 SeasonsTV-PGSr. takes trips to Alaska and Finland, while Paul Jr. decides to come back.EpisodesDetailsSeason 6Arrowhead Down IconSeason 4Season 5Season 6Season 7Season 8Season 9Season 10Season 11Season 12Play IconS06:E04 - Unique Machine Bike44 minTV-PGSr. takes trips to Alaska and Finland, while Paul Jr. decides to come back.CastPaul Teutul Sr., Paul Teutul Jr., Michael TeutulGenresRealityTV-PGThis program contains material that parents may find unsuitable for younger children.