American Chopper (2003)
Paul Teutul, Sr. and his son Paul Teutul, Jr. manufacture custom chopper-style motorcycles.
Seasons & Episode

Senior and Junior begin restoring a 1951 Buick, but they don't always go by the book; Senior risks everything by moving designs away from their famous choppers; Junior challenges himself to build a streamlined bike for the MLB Network.

Junior designs a bike inspired by a futuristic big rig, but the massive amount of fab crushes his schedule; the OCC team builds a vintage military-style bike with sidecar to benefit a foundation for wounded veterans.

Senior goes back to his roots, designing a throwback brand of affordable motorcycles, to sell out of the OCC Showroom: Junior challenges himself to build a bike using multiple aluminum parts.

OCC builds an aggressive paintball bike, but Senior and Josh have creative differences; Junior designs a farm-inspired bike with a surprise element; Senior and Junior attempt to get the Buick running and celebrate Junior's birthday.

Senior takes on a build for a Vietnam memorial, determined to create a bike worthy of history; Junior is hired by Martin Guitar to design a massive reverse trike, an undertaking that pushes his team to their limits.

Senior and his team struggle to deliver a vintage-style bike on time. Junior deals with the complicated assembly of the Martin Guitar reverse trike. Senior surprises Junior with the first theme bike they ever built.