In The Garage

Lee returns and discusses Senior's relationships with his sons.

Cadillac wants a father-son bike build-off; Senior approaches Junior with another settlement offer, this time without the aid of lawyers.

The rush is on to finish the Cadillac bikes for the father-son build-off; both crews race CTS-V's at the Monticello Raceway; Junior and Senior face each other when they unveil their bikes at GM.

Senior and Junior are finally ready to sit down to settle the lawsuit that has created such a rift in the family.

Junior and Vinnie stray into enemy territory to pick up the coveted Black Widow bike; Senior has post-settlement frustrations.

The guys at OCC try to build the first bike powered by natural gas; Paul Jr. is trying to get his new company off the ground; Mikey questions his role at Orange County Choppers and his relationship with his father.

Senior asks Junior to collaborate with him on a bike build; Rick's wedding throws Senior and Junior together.

Senior and Junior brainstorm bike styles for their collaboration; PJD unveils the GEICO Armed Forces tribute bike.

The guys at OCC try to build the first bike powered by natural gas; Paul Jr. is trying to get his new company off the ground; Mikey questions his role at Orange County Choppers and his relationship with his father.

Senior and Junior begin to open up to each other; OCC stars a bike for Wildgame Innovations; PJD unveils the Loopster trike.

Junior attempts his first ever dually trike; Senior and his team struggle to build two bikes in three weeks; the Teutuls cruise the Buick through Senior's old stomping grounds.

Paul Teutul and his son Paul Jr. create some of the world's most original custom motorcycles -- Paul Sr. operates Orange County Choppers, and Junior leads his staff at Paul Jr. Designs. Both shops are located a stone's throw from each other in Orange County, N.Y., but sometimes it seems as if father and son are worlds apart. They were business partners at OCC until a family feud that included a la

Richard puts the Monkeys in charge of hot-rodding a '73 Chevy P30 Step Van for their first build on their own.

The Monkeys race to finish their first big build without Aaron; Richard tries to unload his '65 Shelby Mustang GT with a frozen engine.