American Chopper

Paul Sr. and Jr. begin restoring a 1951 Buick together as a way of working on their relationship. Some improvisation causes chaos when they can't find a tool.

Paul Teutul Sr. and Jr. return to build world-class custom motorcycles, rebuild their pre-eminent bike brands and grow a lasting father-and-son relationship.

Junior designs a futuristic-inspired bike, but struggles to stay on schedule. The OCC team builds a vintage military style bike for a foundation for wounded veterans.

Paul Teutul Sr. and Jr. return to build world-class custom motorcycles, rebuild their pre-eminent bike brands and grow a lasting father-and-son relationship.

Senior designs a throwback brand of affordable motorcycles, to sell out of the OCC Showroom. Plus, Junior builds a bike using multiple aluminium parts.

OCC builds an aggressive paintball bike, but Senior and Josh clash over creative. Meanwhile, Junior designs a farm-inspired bike with a surprise element.