![American Chopper: Senior vs Junior](https://image.tmdb.org/t/p/w300/7gv5aY8bLzFi2m7t1F7VZHlnfOk.jpg)
American Chopper: Senior vs Junior - Season 4 Episode 6 Junior's Surprise
OCC begins a build for the Sturgis Motorcycle Rally; PJD unveils a bike that was built for a technology company; and Senior and Junior complete their bike build.
- Genre: Reality
- Studio: Discovery, TLC
- Keyword: rivalry
- Cast: Paul Teutul, Jr., Mike Rowe, Michael Teutul, Vincent DiMartino, Jason Pohl, Paul Teutul, Sr.