American Chopper: Senior vs Junior - Season 4 - Eps 1: The Build is On
Senior proposes that he and Junior combine forces to build a bike for charity, but Junior is unsure how to respond. But when Rick's wedding brings the two together, Junior gets the reassurance he needs to make a decision once and for all.
About American Chopper: Senior vs Junior

Title: American Chopper: Senior vs Junior
First Air Date: 2010-08-12
Last Air Date: 2012-12-17
Status: Canceled
Rating: 7.1/10 (from 10 votes)
Language: EN
Seasons: 5
Total Episodes: 63
Network: Discovery TLC
Genres: Reality
Production Companies: Unknown
Synopsis
It's make it or break it time for each of the Teutul men as they head off in separate directions after a bruising family breakup. Who will come out on top as Orange County Choppers (OCC) and Paul JR Designs start cranking out competing bikes?
Cast

Paul Teutul, Jr.
Self

Mike Rowe

Michael Teutul
Self

Vincent DiMartino
Self

Jason Pohl
Self

Paul Teutul, Sr.
Self